2022202221021 has 24 divisors (see below), whose sum is σ = 2932481316960. Its totient is φ = 1342820619936.

The previous prime is 2022202220971. The next prime is 2022202221043. The reversal of 2022202221021 is 1201222022202.

2022202221021 is a `hidden beast` number, since 202 + 220 + 2 + 221 + 0 + 21 = 666.

It is not a de Polignac number, because 2022202221021 - 2¹¹ = 2022202218973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2022202220985 and 2022202221003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022202221121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6101635 + ... + 6424511.

It is an arithmetic number, because the mean of its divisors is an integer number (122186721540).

Almost surely, 2^{2022202221021} is an apocalyptic number.

It is an amenable number.

2022202221021 is a deficient number, since it is larger than the sum of its proper divisors (910279095939).

2022202221021 is a wasteful number, since it uses less digits than its factorization.

2022202221021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325625 (or 325622 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 2022202221021 its reverse (1201222022202), we get a palindrome (3223424243223).

The spelling of 2022202221021 in words is "two trillion, twenty-two billion, two hundred two million, two hundred twenty-one thousand, twenty-one".