20222102211112 has 32 divisors (see below), whose sum is σ = 38054167871400. Its totient is φ = 10074329395200.

The previous prime is 20222102211083. The next prime is 20222102211127. The reversal of 20222102211112 is 21111220122202.

It can be written as a sum of positive squares in 4 ways, for example, as 18608404552516 + 1613697658596 = 4313746^2 + 1270314^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 20222102211112.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30971314 + ... + 31617502.

Almost surely, 2^{20222102211112} is an apocalyptic number.

It is an amenable number.

20222102211112 is a deficient number, since it is larger than the sum of its proper divisors (17832065660288).

20222102211112 is a wasteful number, since it uses less digits than its factorization.

20222102211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660397 (or 660393 counting only the distinct ones).

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

Adding to 20222102211112 its reverse (21111220122202), we get a palindrome (41333322333314).

The spelling of 20222102211112 in words is "twenty trillion, two hundred twenty-two billion, one hundred two million, two hundred eleven thousand, one hundred twelve".