123230211133100 has 72 divisors (see below), whose sum is σ = 267946269403680. Its totient is φ = 49193159749120.

The previous prime is 123230211133097. The next prime is 123230211133121. The reversal of 123230211133100 is 1331112032321.

It is a super-2 number, since 2×123230211133100² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1875988457 + ... + 1876054143.

It is an arithmetic number, because the mean of its divisors is an integer number (3721475963940).

Almost surely, 2^{123230211133100} is an apocalyptic number.

123230211133100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123230211133100 is an abundant number, since it is smaller than the sum of its proper divisors (144716058270580).

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

123230211133100 is a wasteful number, since it uses less digits than its factorization.

123230211133100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103067 (or 103060 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 123230211133100 its reverse (1331112032321), we get a palindrome (124561323165421).

The spelling of 123230211133100 in words is "one hundred twenty-three trillion, two hundred thirty billion, two hundred eleven million, one hundred thirty-three thousand, one hundred".