23204021510 has 32 divisors (see below), whose sum is σ = 43974891360. Its totient is φ = 8791227648.

The previous prime is 23204021461. The next prime is 23204021521. The reversal of 23204021510 is 1512040232.

It is a super-2 number, since 2×23204021510² (a number of 22 digits) contains 22 as substring.

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, 1155314 + ... + 1175226.

It is an arithmetic number, because the mean of its divisors is an integer number (1374215355).

Almost surely, 2^23204021510 is an apocalyptic number.

23204021510 is a deficient number, since it is larger than the sum of its proper divisors (20770869850).

23204021510 is a wasteful number, since it uses less digits than its factorization.

23204021510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26072.

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

Adding to 23204021510 its reverse (1512040232), we get a palindrome (24716061742).

The spelling of 23204021510 in words is "twenty-three billion, two hundred four million, twenty-one thousand, five hundred ten".