20120200022 has 24 divisors (see below), whose sum is σ = 32693248656. Its totient is φ = 9282607776.

The previous prime is 20120199991. The next prime is 20120200033. The reversal of 20120200022 is 22000202102.

It is a junction number, because it is equal to n+sod(n) for n = 20120199976 and 20120200012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 975743 + ... + 996149.

It is an arithmetic number, because the mean of its divisors is an integer number (1362218694).

Almost surely, 2^20120200022 is an apocalyptic number.

20120200022 is a deficient number, since it is larger than the sum of its proper divisors (12573048634).

20120200022 is a wasteful number, since it uses less digits than its factorization.

20120200022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23352 (or 23339 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 20120200022 its reverse (22000202102), we get a palindrome (42120402124).

The spelling of 20120200022 in words is "twenty billion, one hundred twenty million, two hundred thousand, twenty-two".