22012122202120 has 64 divisors (see below), whose sum is σ = 53405534044800. Its totient is φ = 8137986117120.

The previous prime is 22012122202117. The next prime is 22012122202171. The reversal of 22012122202120 is 2120222121022.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 353180044 + ... + 353242363.

It is an arithmetic number, because the mean of its divisors is an integer number (834461469450).

Almost surely, 2^{22012122202120} is an apocalyptic number.

22012122202120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22012122202120 is an abundant number, since it is smaller than the sum of its proper divisors (31393411842680).

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

22012122202120 is a wasteful number, since it uses less digits than its factorization.

22012122202120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706422478 (or 706422474 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22012122202120 its reverse (2120222121022), we get a palindrome (24132344323142).

The spelling of 22012122202120 in words is "twenty-two trillion, twelve billion, one hundred twenty-two million, two hundred two thousand, one hundred twenty".