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113012103131210 = 25293112570867979
BaseRepresentation
bin11001101100100010101110…
…010000110011000001001010
3112211010211222202222211100002
4121230202232100303001022
5104303042241400144320
61040205013215243002
732542566160633523
oct3154425620630112
9484124882884302
10113012103131210
1133011188aa8548
1210812604819462
134b09cc343495a
141dc9b5a41d84a
15d0ea86799675
hex66c8ae43304a

113012103131210 has 32 divisors (see below), whose sum is σ = 217224598694400. Its totient is φ = 42238116406080.

The previous prime is 113012103131197. The next prime is 113012103131219. The reversal of 113012103131210 is 12131301210311.

It is not an unprimeable number, because it can be changed into a prime (113012103131219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6285425000 + ... + 6285442979.

It is an arithmetic number, because the mean of its divisors is an integer number (6788268709200).

Almost surely, 2113012103131210 is an apocalyptic number.

113012103131210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113012103131210 is a deficient number, since it is larger than the sum of its proper divisors (104212495563190).

113012103131210 is a wasteful number, since it uses less digits than its factorization.

113012103131210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12570868046.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 113012103131210 its reverse (12131301210311), we get a palindrome (125143404341521).

The spelling of 113012103131210 in words is "one hundred thirteen trillion, twelve billion, one hundred three million, one hundred thirty-one thousand, two hundred ten".

Divisors: 1 2 5 10 29 31 58 62 145 155 290 310 899 1798 4495 8990 12570867979 25141735958 62854339895 125708679790 364555171391 389696907349 729110342782 779393814698 1822775856955 1948484536745 3645551713910 3896969073490 11301210313121 22602420626242 56506051565605 113012103131210