22012102122 has 16 divisors (see below), whose sum is σ = 44038717632. Its totient is φ = 7334948480.

The previous prime is 22012102111. The next prime is 22012102157. The reversal of 22012102122 is 22120121022.

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, 584958 + ... + 621449.

It is an arithmetic number, because the mean of its divisors is an integer number (2752419852).

Almost surely, 2^22012102122 is an apocalyptic number.

22012102122 is an abundant number, since it is smaller than the sum of its proper divisors (22026615510).

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

22012102122 is a wasteful number, since it uses less digits than its factorization.

22012102122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1209453.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22012102122 its reverse (22120121022), we get a palindrome (44132223144).

The spelling of 22012102122 in words is "twenty-two billion, twelve million, one hundred two thousand, one hundred twenty-two".