2021422221332 has 12 divisors (see below), whose sum is σ = 3723672513120. Its totient is φ = 957515789016.

The previous prime is 2021422221319. The next prime is 2021422221337. The reversal of 2021422221332 is 2331222241202.

It is a super-2 number, since 2×2021422221332² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021422221337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13298830328 + ... + 13298830479.

It is an arithmetic number, because the mean of its divisors is an integer number (310306042760).

Almost surely, 2^{2021422221332} is an apocalyptic number.

It is an amenable number.

2021422221332 is a deficient number, since it is larger than the sum of its proper divisors (1702250291788).

2021422221332 is a wasteful number, since it uses less digits than its factorization.

2021422221332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26597660830 (or 26597660828 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 2021422221332 its reverse (2331222241202), we get a palindrome (4352644462534).

The spelling of 2021422221332 in words is "two trillion, twenty-one billion, four hundred twenty-two million, two hundred twenty-one thousand, three hundred thirty-two".