123120102032 has 20 divisors (see below), whose sum is σ = 238938206976. Its totient is φ = 61458629280.

The previous prime is 123120102023. The next prime is 123120102047. The reversal of 123120102032 is 230201021321.

It is a self number, because there is not a number n which added to its sum of digits gives 123120102032.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6328844 + ... + 6348267.

Almost surely, 2^123120102032 is an apocalyptic number.

It is an amenable number.

123120102032 is a deficient number, since it is larger than the sum of its proper divisors (115818104944).

123120102032 is a wasteful number, since it uses less digits than its factorization.

123120102032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12677726 (or 12677720 counting only the distinct ones).

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

Adding to 123120102032 its reverse (230201021321), we get a palindrome (353321123353).

The spelling of 123120102032 in words is "one hundred twenty-three billion, one hundred twenty million, one hundred two thousand, thirty-two".