123252520130120 has 32 divisors (see below), whose sum is σ = 277326252100800. Its totient is φ = 49299571286208.

The previous prime is 123252520130119. The next prime is 123252520130137. The reversal of 123252520130120 is 21031025252321.

It is a happy number.

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, 43508690 + ... + 46254849.

It is an arithmetic number, because the mean of its divisors is an integer number (8666445378150).

Almost surely, 2^{123252520130120} is an apocalyptic number.

123252520130120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123252520130120 is an abundant number, since it is smaller than the sum of its proper divisors (154073731970680).

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

123252520130120 is a wasteful number, since it uses less digits than its factorization.

123252520130120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89797877 (or 89797873 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 123252520130120 its reverse (21031025252321), we get a palindrome (144283545382441).

The spelling of 123252520130120 in words is "one hundred twenty-three trillion, two hundred fifty-two billion, five hundred twenty million, one hundred thirty thousand, one hundred twenty".