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113113020210 = 23510735237701
BaseRepresentation
bin110100101011000001…
…1111011011100110010
3101210222001002210021220
41221112003323130302
53323123413121320
6123544032325510
711113021544061
oct1512603733462
9353861083256
10113113020210
1143a75395293
1219b093a3896
13a8884333b8
14569080a1d8
152e20563e40
hex1a560fb732

113113020210 has 32 divisors (see below), whose sum is σ = 274008370752. Its totient is φ = 29881569600.

The previous prime is 113113020203. The next prime is 113113020221. The reversal of 113113020210 is 12020311311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 113113020210.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17615641 + ... + 17622060.

It is an arithmetic number, because the mean of its divisors is an integer number (8562761586).

Almost surely, 2113113020210 is an apocalyptic number.

113113020210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113113020210 is an abundant number, since it is smaller than the sum of its proper divisors (160895350542).

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

113113020210 is a wasteful number, since it uses less digits than its factorization.

113113020210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35237818.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 113113020210 its reverse (12020311311), we get a palindrome (125133331521).

The spelling of 113113020210 in words is "one hundred thirteen billion, one hundred thirteen million, twenty thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 107 214 321 535 642 1070 1605 3210 35237701 70475402 105713103 176188505 211426206 352377010 528565515 1057131030 3770434007 7540868014 11311302021 18852170035 22622604042 37704340070 56556510105 113113020210