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13101110220 = 22351137536491
BaseRepresentation
bin11000011001110001…
…10001001111001100
31020211001001100121110
430030320301033030
5203312341011340
610004002132020
7642441412422
oct141470611714
936731040543
1013101110220
115613265020
122657651010
13130a313933
148c3d69112
1551a275680
hex30ce313cc

13101110220 has 96 divisors (see below), whose sum is σ = 41099579136. Its totient is φ = 3090182400.

The previous prime is 13101110219. The next prime is 13101110233. The reversal of 13101110220 is 2201110131.

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 = 13101110196 and 13101110205.

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, 243826 + ... + 292665.

It is an arithmetic number, because the mean of its divisors is an integer number (428120616).

Almost surely, 213101110220 is an apocalyptic number.

13101110220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13101110220 is an abundant number, since it is smaller than the sum of its proper divisors (27998468916).

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

13101110220 is a wasteful number, since it uses less digits than its factorization.

13101110220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536551 (or 536549 counting only the distinct ones).

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

Adding to 13101110220 its reverse (2201110131), we get a palindrome (15302220351).

It can be divided in two parts, 13101 and 110220, that added together give a palindrome (123321).

The spelling of 13101110220 in words is "thirteen billion, one hundred one million, one hundred ten thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 33 37 44 55 60 66 74 110 111 132 148 165 185 220 222 330 370 407 444 555 660 740 814 1110 1221 1628 2035 2220 2442 4070 4884 6105 8140 12210 24420 536491 1072982 1609473 2145964 2682455 3218946 5364910 5901401 6437892 8047365 10729820 11802802 16094730 17704203 19850167 23605604 29507005 32189460 35408406 39700334 59014010 59550501 70816812 79400668 88521015 99250835 118028020 119101002 177042030 198501670 218351837 238202004 297752505 354084060 397003340 436703674 595505010 655055511 873407348 1091759185 1191010020 1310111022 2183518370 2620222044 3275277555 4367036740 6550555110 13101110220