2021001122204 has 24 divisors (see below), whose sum is σ = 3725926184400. Its totient is φ = 956537337600.

The previous prime is 2021001122183. The next prime is 2021001122237. The reversal of 2021001122204 is 4022211001202.

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, 10725197 + ... + 10912004.

It is an arithmetic number, because the mean of its divisors is an integer number (155246924350).

Almost surely, 2^{2021001122204} is an apocalyptic number.

It is an amenable number.

2021001122204 is a deficient number, since it is larger than the sum of its proper divisors (1704925062196).

2021001122204 is a wasteful number, since it uses less digits than its factorization.

2021001122204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21638453 (or 21638451 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2021001122204 its reverse (4022211001202), we get a palindrome (6043212123406).

The spelling of 2021001122204 in words is "two trillion, twenty-one billion, one million, one hundred twenty-two thousand, two hundred four".