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220211011000 = 23533122433167
BaseRepresentation
bin1100110100010110011…
…0010101110110111000
3210001101212212102102101
43031011212111312320
512101443004323000
6245055154113144
721624014465221
oct3150546256670
9701355772371
10220211011000
1185433413982
123681827b7b4
13179c5637b96
14a930414248
155adc9c1e6a
hex3345995db8

220211011000 has 128 divisors (see below), whose sum is σ = 532321320960. Its totient is φ = 85178064000.

The previous prime is 220211010997. The next prime is 220211011019. The reversal of 220211011000 is 110112022.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69531417 + ... + 69534583.

It is an arithmetic number, because the mean of its divisors is an integer number (4158760320).

Almost surely, 2220211011000 is an apocalyptic number.

220211011000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220211011000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (266160660480).

220211011000 is an abundant number, since it is smaller than the sum of its proper divisors (312110309960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220211011000 is a wasteful number, since it uses less digits than its factorization.

220211011000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5462 (or 5448 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 220211011000 its reverse (110112022), we get a palindrome (220321123022).

The spelling of 220211011000 in words is "two hundred twenty billion, two hundred eleven million, eleven thousand".

Divisors: 1 2 4 5 8 10 20 25 31 40 50 62 100 124 125 155 200 248 250 310 500 620 775 1000 1240 1550 2243 3100 3167 3875 4486 6200 6334 7750 8972 11215 12668 15500 15835 17944 22430 25336 31000 31670 44860 56075 63340 69533 79175 89720 98177 112150 126680 139066 158350 196354 224300 278132 280375 316700 347665 392708 395875 448600 490885 556264 560750 633400 695330 785416 791750 981770 1121500 1390660 1583500 1738325 1963540 2243000 2454425 2781320 3167000 3476650 3927080 4908850 6953300 7103581 8691625 9817700 12272125 13906600 14207162 17383250 19635400 24544250 28414324 34766500 35517905 49088500 56828648 69533000 71035810 98177000 142071620 177589525 220211011 284143240 355179050 440422022 710358100 880844044 887947625 1101055055 1420716200 1761688088 1775895250 2202110110 3551790500 4404220220 5505275275 7103581000 8808440440 11010550550 22021101100 27526376375 44042202200 55052752750 110105505500 220211011000