22012021022 has 16 divisors (see below), whose sum is σ = 34963043472. Its totient is φ = 10357776000.

The previous prime is 22012021013. The next prime is 22012021049.

22012021022 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 22012020988 and 22012021006.

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, 737897 + ... + 767147.

It is an arithmetic number, because the mean of its divisors is an integer number (2185190217).

Almost surely, 2^22012021022 is an apocalyptic number.

22012021022 is a deficient number, since it is larger than the sum of its proper divisors (12951022450).

22012021022 is a wasteful number, since it uses less digits than its factorization.

22012021022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51403.

The product of its (nonzero) digits is 64, while the sum is 14.

It can be divided in two parts, 220120 and 21022, that added together give a palindrome (241142).

The spelling of 22012021022 in words is "twenty-two billion, twelve million, twenty-one thousand, twenty-two".