123242410102120 has 32 divisors (see below), whose sum is σ = 277579246177800. Its totient is φ = 49246506539008.

The previous prime is 123242410102117. The next prime is 123242410102139. The reversal of 123242410102120 is 21201014242321.

It can be written as a sum of positive squares in 4 ways, for example, as 92984247551556 + 30258162550564 = 9642834^2 + 5500742^2 .

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, 1576757365 + ... + 1576835524.

Almost surely, 2^{123242410102120} is an apocalyptic number.

123242410102120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123242410102120 is an abundant number, since it is smaller than the sum of its proper divisors (154336836075680).

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

123242410102120 is a wasteful number, since it uses less digits than its factorization.

123242410102120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3153593877 (or 3153593873 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 123242410102120 its reverse (21201014242321), we get a palindrome (144443424344441).

The spelling of 123242410102120 in words is "one hundred twenty-three trillion, two hundred forty-two billion, four hundred ten million, one hundred two thousand, one hundred twenty".