123113313130100 has 36 divisors (see below), whose sum is σ = 267156870386784. Its totient is φ = 49245144442080.

The previous prime is 123113313130081. The next prime is 123113313130201. The reversal of 123113313130100 is 1031313311321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26996129 + ... + 31225271.

Almost surely, 2^{123113313130100} is an apocalyptic number.

123113313130100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123113313130100 is an abundant number, since it is smaller than the sum of its proper divisors (144043557256684).

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

123113313130100 is a wasteful number, since it uses less digits than its factorization.

123113313130100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4520264 (or 4520257 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 23.

Adding to 123113313130100 its reverse (1031313311321), we get a palindrome (124144626441421).

It can be divided in two parts, 1231 and 13313130100, that added together give a palindrome (13313131331).

The spelling of 123113313130100 in words is "one hundred twenty-three trillion, one hundred thirteen billion, three hundred thirteen million, one hundred thirty thousand, one hundred".