23015204102 has 32 divisors (see below), whose sum is σ = 38451573504. Its totient is φ = 10242741600.

The previous prime is 23015203949. The next prime is 23015204159. The reversal of 23015204102 is 20140251032.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 547577 + ... + 588107.

It is an arithmetic number, because the mean of its divisors is an integer number (1201611672).

Almost surely, 2^23015204102 is an apocalyptic number.

23015204102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23015204102 is a deficient number, since it is larger than the sum of its proper divisors (15436369402).

23015204102 is a wasteful number, since it uses less digits than its factorization.

23015204102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41084.

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 23015204102 its reverse (20140251032), we get a palindrome (43155455134).

The spelling of 23015204102 in words is "twenty-three billion, fifteen million, two hundred four thousand, one hundred two".