22000020002112 has 56 divisors (see below), whose sum is σ = 58209116536576. Its totient is φ = 7333247996928.

The previous prime is 22000020002057. The next prime is 22000020002173. The reversal of 22000020002112 is 21120002000022.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

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, 15585393 + ... + 16938255.

Almost surely, 2^{22000020002112} is an apocalyptic number.

It is an amenable number.

22000020002112 is an abundant number, since it is smaller than the sum of its proper divisors (36209096534464).

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

22000020002112 is a wasteful number, since it uses less digits than its factorization.

22000020002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1437575 (or 1437565 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 22000020002112 its reverse (21120002000022), we get a palindrome (43120022002134).

The spelling of 22000020002112 in words is "twenty-two trillion, twenty million, two thousand, one hundred twelve".