20012323210232 has 32 divisors (see below), whose sum is σ = 39256140006720. Its totient is φ = 9554404431360.

The previous prime is 20012323210219. The next prime is 20012323210261. The reversal of 20012323210232 is 23201232321002.

It is a junction number, because it is equal to n+sod(n) for n = 20012323210198 and 20012323210207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 649060973 + ... + 649091804.

It is an arithmetic number, because the mean of its divisors is an integer number (1226754375210).

Almost surely, 2^{20012323210232} is an apocalyptic number.

It is an amenable number.

20012323210232 is a deficient number, since it is larger than the sum of its proper divisors (19243816796488).

20012323210232 is a wasteful number, since it uses less digits than its factorization.

20012323210232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1298152871 (or 1298152867 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 20012323210232 its reverse (23201232321002), we get a palindrome (43213555531234).

The spelling of 20012323210232 in words is "twenty trillion, twelve billion, three hundred twenty-three million, two hundred ten thousand, two hundred thirty-two".