23102420732 has 6 divisors (see below), whose sum is σ = 40429236288. Its totient is φ = 11551210364.

The previous prime is 23102420717. The next prime is 23102420779. The reversal of 23102420732 is 23702420132.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2887802588 + ... + 2887802595.

It is an arithmetic number, because the mean of its divisors is an integer number (6738206048).

Almost surely, 2^23102420732 is an apocalyptic number.

It is an amenable number.

23102420732 is a deficient number, since it is larger than the sum of its proper divisors (17326815556).

23102420732 is a wasteful number, since it uses less digits than its factorization.

23102420732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5775605187 (or 5775605185 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 26.

Adding to 23102420732 its reverse (23702420132), we get a palindrome (46804840864).

The spelling of 23102420732 in words is "twenty-three billion, one hundred two million, four hundred twenty thousand, seven hundred thirty-two".