21102323230024 has 16 divisors (see below), whose sum is σ = 39567020177520. Its totient is φ = 10551117849360.

The previous prime is 21102323229979. The next prime is 21102323230039. The reversal of 21102323230024 is 42003232320112.

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, 3374242 + ... + 7320529.

It is an arithmetic number, because the mean of its divisors is an integer number (2472938761095).

Almost surely, 2^{21102323230024} is an apocalyptic number.

It is an amenable number.

21102323230024 is a deficient number, since it is larger than the sum of its proper divisors (18464696947496).

21102323230024 is a wasteful number, since it uses less digits than its factorization.

21102323230024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10941420 (or 10941416 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 21102323230024 its reverse (42003232320112), we get a palindrome (63105555550136).

The spelling of 21102323230024 in words is "twenty-one trillion, one hundred two billion, three hundred twenty-three million, two hundred thirty thousand, twenty-four".