123200011232 has 48 divisors (see below), whose sum is σ = 243446176512. Its totient is φ = 61372671360.

The previous prime is 123200011219. The next prime is 123200011301. The reversal of 123200011232 is 232110002321.

It is a self number, because there is not a number n which added to its sum of digits gives 123200011232.

It is a congruent 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, 21212873 + ... + 21218679.

It is an arithmetic number, because the mean of its divisors is an integer number (5071795344).

Almost surely, 2^123200011232 is an apocalyptic number.

It is an amenable number.

123200011232 is a deficient number, since it is larger than the sum of its proper divisors (120246165280).

123200011232 is a wasteful number, since it uses less digits than its factorization.

123200011232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8151 (or 8143 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 123200011232 its reverse (232110002321), we get a palindrome (355310013553).

The spelling of 123200011232 in words is "one hundred twenty-three billion, two hundred million, eleven thousand, two hundred thirty-two".