123311000112140 has 24 divisors (see below), whose sum is σ = 258962549815872. Its totient is φ = 49322600124800.

The previous prime is 123311000112073. The next prime is 123311000112217. The reversal of 123311000112140 is 41211000113321.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111933161 + ... + 113029440.

It is an arithmetic number, because the mean of its divisors is an integer number (10790106242328).

Almost surely, 2^{123311000112140} is an apocalyptic number.

123311000112140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123311000112140 is an abundant number, since it is smaller than the sum of its proper divisors (135651549703732).

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

123311000112140 is a wasteful number, since it uses less digits than its factorization.

123311000112140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224990017 (or 224990015 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 123311000112140 its reverse (41211000113321), we get a palindrome (164522000225461).

The spelling of 123311000112140 in words is "one hundred twenty-three trillion, three hundred eleven billion, one hundred twelve thousand, one hundred forty".