123240022432 has 24 divisors (see below), whose sum is σ = 242693236800. Its totient is φ = 61603644864.

The previous prime is 123240022397. The next prime is 123240022453. The reversal of 123240022432 is 234220042321.

123240022432 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 123240022397 and 123240022406.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 388632 + ... + 630487.

It is an arithmetic number, because the mean of its divisors is an integer number (10112218200).

Almost surely, 2^123240022432 is an apocalyptic number.

It is an amenable number.

123240022432 is a deficient number, since it is larger than the sum of its proper divisors (119453214368).

123240022432 is a wasteful number, since it uses less digits than its factorization.

123240022432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1022908 (or 1022900 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 123240022432 its reverse (234220042321), we get a palindrome (357460064753).

The spelling of 123240022432 in words is "one hundred twenty-three billion, two hundred forty million, twenty-two thousand, four hundred thirty-two".