2021202112944 has 320 divisors, whose sum is σ = 6323918259200. Its totient is φ = 543401312256.

The previous prime is 2021202112927. The next prime is 2021202112961. The reversal of 2021202112944 is 4492112021202.

It is an interprime number because it is at equal distance from previous prime (2021202112927) and next prime (2021202112961).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1391053722 + ... + 1391055174.

It is an arithmetic number, because the mean of its divisors is an integer number (19762244560).

Almost surely, 2^{2021202112944} is an apocalyptic number.

2021202112944 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2021202112944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3161959129600).

2021202112944 is an abundant number, since it is smaller than the sum of its proper divisors (4302716146256).

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

2021202112944 is a wasteful number, since it uses less digits than its factorization.

2021202112944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2812 (or 2806 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The spelling of 2021202112944 in words is "two trillion, twenty-one billion, two hundred two million, one hundred twelve thousand, nine hundred forty-four".