123100232 has 16 divisors (see below), whose sum is σ = 240848640. Its totient is φ = 58873936.

The previous prime is 123100231. The next prime is 123100253. The reversal of 123100232 is 232001321.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (123100231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 334328 + ... + 334695.

It is an arithmetic number, because the mean of its divisors is an integer number (15053040).

Almost surely, 2^123100232 is an apocalyptic number.

It is an amenable number.

123100232 is a deficient number, since it is larger than the sum of its proper divisors (117748408).

123100232 is a wasteful number, since it uses less digits than its factorization.

123100232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669052 (or 669048 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 123100232 is about 11095.0543937378. The cubic root of 123100232 is about 497.4540341192.

Adding to 123100232 its reverse (232001321), we get a palindrome (355101553).

The spelling of 123100232 in words is "one hundred twenty-three million, one hundred thousand, two hundred thirty-two".