20202022121022 has 48 divisors (see below), whose sum is σ = 50054244825312. Its totient is φ = 5768522853120.

The previous prime is 20202022121011. The next prime is 20202022121023. The reversal of 20202022121022 is 22012122020202.

It is a super-2 number, since 2×20202022121022² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 20202022120986 and 20202022121004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20202022121023) 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, 48171879 + ... + 48589442.

It is an arithmetic number, because the mean of its divisors is an integer number (1042796767194).

Almost surely, 2^{20202022121022} is an apocalyptic number.

20202022121022 is an abundant number, since it is smaller than the sum of its proper divisors (29852222704290).

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

20202022121022 is a wasteful number, since it uses less digits than its factorization.

20202022121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96762993 (or 96762990 counting only the distinct ones).

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

Adding to 20202022121022 its reverse (22012122020202), we get a palindrome (42214144141224).

The spelling of 20202022121022 in words is "twenty trillion, two hundred two billion, twenty-two million, one hundred twenty-one thousand, twenty-two".