22120102011012 has 48 divisors (see below), whose sum is σ = 54738815265792. Its totient is φ = 6928319024640.

The previous prime is 22120102010987. The next prime is 22120102011047. The reversal of 22120102011012 is 21011020102122.

It is a junction number, because it is equal to n+sod(n) for n = 22120102010982 and 22120102011000.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88318564 + ... + 88568667.

It is an arithmetic number, because the mean of its divisors is an integer number (1140391984704).

Almost surely, 2^{22120102011012} is an apocalyptic number.

It is an amenable number.

22120102011012 is an abundant number, since it is smaller than the sum of its proper divisors (32618713254780).

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

22120102011012 is a wasteful number, since it uses less digits than its factorization.

22120102011012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176887868 (or 176887866 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22120102011012 its reverse (21011020102122), we get a palindrome (43131122113134).

The spelling of 22120102011012 in words is "twenty-two trillion, one hundred twenty billion, one hundred two million, eleven thousand, twelve".