23012132200020 has 144 divisors (see below), whose sum is σ = 69867712474560. Its totient is φ = 6130923499008.

The previous prime is 23012132199941. The next prime is 23012132200091. The reversal of 23012132200020 is 2000223121032.

23012132200020 is a `hidden beast` number, since 2 + 301 + 21 + 322 + 0 + 0 + 0 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 23012132199966 and 23012132200002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 932294599 + ... + 932319281.

It is an arithmetic number, because the mean of its divisors is an integer number (485192447740).

Almost surely, 2^{23012132200020} is an apocalyptic number.

23012132200020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23012132200020 is an abundant number, since it is smaller than the sum of its proper divisors (46855580274540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23012132200020 is a wasteful number, since it uses less digits than its factorization.

23012132200020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29254 (or 29249 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 23012132200020 its reverse (2000223121032), we get a palindrome (25012355321052).

The spelling of 23012132200020 in words is "twenty-three trillion, twelve billion, one hundred thirty-two million, two hundred thousand, twenty".