20132023032320 has 80 divisors (see below), whose sum is σ = 51109063361928. Its totient is φ = 7579114536960.

The previous prime is 20132023032241. The next prime is 20132023032323. The reversal of 20132023032320 is 2323032023102.

It can be written as a sum of positive squares in 4 ways, for example, as 20057069734144 + 74953298176 = 4478512^2 + 273776^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (20132023032323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231252701 + ... + 231339740.

Almost surely, 2^{20132023032320} is an apocalyptic number.

20132023032320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20132023032320 is an abundant number, since it is smaller than the sum of its proper divisors (30977040329608).

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

20132023032320 is an equidigital number, since it uses as much as digits as its factorization.

20132023032320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462592481 (or 462592465 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 20132023032320 its reverse (2323032023102), we get a palindrome (22455055055422).

The spelling of 20132023032320 in words is "twenty trillion, one hundred thirty-two billion, twenty-three million, thirty-two thousand, three hundred twenty".