20220111012122 has 24 divisors (see below), whose sum is σ = 35288544570804. Its totient is φ = 8664161900352.

The previous prime is 20220111012119. The next prime is 20220111012163. The reversal of 20220111012122 is 22121011102202.

It can be written as a sum of positive squares in 2 ways, for example, as 19936841174761 + 283269837361 = 4465069^2 + 532231^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 20220111012122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18513593 + ... + 19575324.

Almost surely, 2^{20220111012122} is an apocalyptic number.

20220111012122 is a deficient number, since it is larger than the sum of its proper divisors (15068433558682).

20220111012122 is a wasteful number, since it uses less digits than its factorization.

20220111012122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38094350 (or 38094343 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 20220111012122 its reverse (22121011102202), we get a palindrome (42341122114324).

The spelling of 20220111012122 in words is "twenty trillion, two hundred twenty billion, one hundred eleven million, twelve thousand, one hundred twenty-two".