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22130000220 = 22354096531381
BaseRepresentation
bin10100100111000011…
…010000000101011100
32010010021111111020210
4110213003100011130
5330310240001340
614055534412420
71412254620036
oct244703200534
963107444223
1022130000220
119426898789
124357361110
132118a6a8b3
1410dd140c56
15897c5c180
hex5270d015c

22130000220 has 96 divisors (see below), whose sum is σ = 62255672640. Its totient is φ = 5873633280.

The previous prime is 22130000203. The next prime is 22130000239. The reversal of 22130000220 is 2200003122.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 22130000196 and 22130000205.

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, 16023930 + ... + 16025310.

It is an arithmetic number, because the mean of its divisors is an integer number (648496590).

Almost surely, 222130000220 is an apocalyptic number.

22130000220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22130000220 is an abundant number, since it is smaller than the sum of its proper divisors (40125672420).

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

22130000220 is a wasteful number, since it uses less digits than its factorization.

22130000220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2455 (or 2453 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 22130000220 its reverse (2200003122), we get a palindrome (24330003342).

The spelling of 22130000220 in words is "twenty-two billion, one hundred thirty million, two hundred twenty", and thus it is an aban number.

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 409 653 818 1227 1306 1381 1636 1959 2045 2454 2612 2762 3265 3918 4090 4143 4908 5524 6135 6530 6905 7836 8180 8286 9795 12270 13060 13810 16572 19590 20715 24540 27620 39180 41430 82860 267077 534154 564829 801231 901793 1068308 1129658 1335385 1602462 1694487 1803586 2259316 2670770 2705379 2824145 3204924 3388974 3607172 4006155 4508965 5341540 5410758 5648290 6777948 8012310 8472435 9017930 10821516 11296580 13526895 16024620 16944870 18035860 27053790 33889740 54107580 368833337 737666674 1106500011 1475333348 1844166685 2213000022 3688333370 4426000044 5532500055 7376666740 11065000110 22130000220