22012011122122 has 24 divisors (see below), whose sum is σ = 38414360297376. Its totient is φ = 9432332066808.

The previous prime is 22012011122047. The next prime is 22012011122147. The reversal of 22012011122122 is 22122111021022.

It is a self number, because there is not a number n which added to its sum of digits gives 22012011122122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15841638 + ... + 17175025.

It is an arithmetic number, because the mean of its divisors is an integer number (1600598345724).

Almost surely, 2^{22012011122122} is an apocalyptic number.

22012011122122 is a deficient number, since it is larger than the sum of its proper divisors (16402349175254).

22012011122122 is a wasteful number, since it uses less digits than its factorization.

22012011122122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33023482 (or 33023475 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22012011122122 its reverse (22122111021022), we get a palindrome (44134122143144).

The spelling of 22012011122122 in words is "twenty-two trillion, twelve billion, eleven million, one hundred twenty-two thousand, one hundred twenty-two".