10010121200020 has 24 divisors (see below), whose sum is σ = 21064067686368. Its totient is φ = 3995893591200.

The previous prime is 10010121199937. The next prime is 10010121200039. The reversal of 10010121200020 is 2000212101001.

10010121200020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (10).

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, 509670486 + ... + 509690125.

It is an arithmetic number, because the mean of its divisors is an integer number (877669486932).

Almost surely, 2^{10010121200020} is an apocalyptic number.

10010121200020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10010121200020 is an abundant number, since it is smaller than the sum of its proper divisors (11053946486348).

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

10010121200020 is a wasteful number, since it uses less digits than its factorization.

10010121200020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1019361111 (or 1019361109 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10010121200020 its reverse (2000212101001), we get a palindrome (12010333301021).

The spelling of 10010121200020 in words is "ten trillion, ten billion, one hundred twenty-one million, two hundred thousand, twenty".