20313204020032 has 112 divisors (see below), whose sum is σ = 50257221052032. Its totient is φ = 7913947668480.

The previous prime is 20313204020009. The next prime is 20313204020033. The reversal of 20313204020032 is 23002040231302.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 20313204019985 and 20313204020012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20313204020033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178893708 + ... + 179007220.

Almost surely, 2^{20313204020032} is an apocalyptic number.

20313204020032 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

20313204020032 is an abundant number, since it is smaller than the sum of its proper divisors (29944017032000).

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

20313204020032 is a wasteful number, since it uses less digits than its factorization.

20313204020032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149856 (or 149846 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 20313204020032 its reverse (23002040231302), we get a palindrome (43315244251334).

The spelling of 20313204020032 in words is "twenty trillion, three hundred thirteen billion, two hundred four million, twenty thousand, thirty-two".