123332515032 has 64 divisors (see below), whose sum is σ = 317805079680. Its totient is φ = 39861626112.

The previous prime is 123332515027. The next prime is 123332515079. The reversal of 123332515032 is 230515233321.

It is a happy number.

It is a super-2 number, since 2×123332515032² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294778 + ... + 577545.

It is an arithmetic number, because the mean of its divisors is an integer number (4965704370).

Almost surely, 2^123332515032 is an apocalyptic number.

123332515032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123332515032 is an abundant number, since it is smaller than the sum of its proper divisors (194472564648).

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

123332515032 is a wasteful number, since it uses less digits than its factorization.

123332515032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 872512 (or 872508 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 30.

Adding to 123332515032 its reverse (230515233321), we get a palindrome (353847748353).

The spelling of 123332515032 in words is "one hundred twenty-three billion, three hundred thirty-two million, five hundred fifteen thousand, thirty-two".