123100131222300 has 72 divisors (see below), whose sum is σ = 356575836585136. Its totient is φ = 32789270914560.

The previous prime is 123100131222293. The next prime is 123100131222301. The reversal of 123100131222300 is 3222131001321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123100131222301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 233678617 + ... + 234204816.

Almost surely, 2^{123100131222300} is an apocalyptic number.

123100131222300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123100131222300 is an abundant number, since it is smaller than the sum of its proper divisors (233475705362836).

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

123100131222300 is a wasteful number, since it uses less digits than its factorization.

123100131222300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467884327 (or 467884320 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 123100131222300 its reverse (3222131001321), we get a palindrome (126322262223621).

The spelling of 123100131222300 in words is "one hundred twenty-three trillion, one hundred billion, one hundred thirty-one million, two hundred twenty-two thousand, three hundred".