2021122013000 has 32 divisors (see below), whose sum is σ = 4729425512760. Its totient is φ = 808448804800.

The previous prime is 2021122012937. The next prime is 2021122013033. The reversal of 2021122013000 is 3102211202.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1317137247556 + 703984765444 = 1147666^2 + 839038^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1010560007 + ... + 1010562006.

Almost surely, 2^{2021122013000} is an apocalyptic number.

2021122013000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2021122013000 is an abundant number, since it is smaller than the sum of its proper divisors (2708303499760).

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

2021122013000 is a wasteful number, since it uses less digits than its factorization.

2021122013000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2021122034 (or 2021122020 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 2021122013000 its reverse (3102211202), we get a palindrome (2024224224202).

The spelling of 2021122013000 in words is "two trillion, twenty-one billion, one hundred twenty-two million, thirteen thousand".