2021002112022 has 64 divisors (see below), whose sum is σ = 4068101283840. Its totient is φ = 669336544800.

The previous prime is 2021002111991. The next prime is 2021002112033. The reversal of 2021002112022 is 2202112001202.

It is a junction number, because it is equal to n+sod(n) for n = 2021002111992 and 2021002112010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 901025233 + ... + 901027475.

It is an arithmetic number, because the mean of its divisors is an integer number (63564082560).

Almost surely, 2^{2021002112022} is an apocalyptic number.

2021002112022 is an abundant number, since it is smaller than the sum of its proper divisors (2047099171818).

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

2021002112022 is a wasteful number, since it uses less digits than its factorization.

2021002112022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3929.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2021002112022 its reverse (2202112001202), we get a palindrome (4223114113224).

The spelling of 2021002112022 in words is "two trillion, twenty-one billion, two million, one hundred twelve thousand, twenty-two".