20122022212112 has 60 divisors (see below), whose sum is σ = 39992434953156. Its totient is φ = 9805281154560.

The previous prime is 20122022212099. The next prime is 20122022212153. The reversal of 20122022212112 is 21121222022102.

It can be written as a sum of positive squares in 6 ways, for example, as 83292268816 + 20038729943296 = 288604^2 + 4476464^2 .

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, 10728218 + ... + 12463494.

Almost surely, 2^{20122022212112} is an apocalyptic number.

It is an amenable number.

20122022212112 is a deficient number, since it is larger than the sum of its proper divisors (19870412741044).

20122022212112 is a wasteful number, since it uses less digits than its factorization.

20122022212112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1735564 (or 1735449 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 20122022212112 its reverse (21121222022102), we get a palindrome (41243244234214).

The spelling of 20122022212112 in words is "twenty trillion, one hundred twenty-two billion, twenty-two million, two hundred twelve thousand, one hundred twelve".