22120313022 has 24 divisors (see below), whose sum is σ = 47932808664. Its totient is φ = 7372597104.

The previous prime is 22120313009. The next prime is 22120313081. The reversal of 22120313022 is 22031302122.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22120312986 and 22120313004.

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, 103908 + ... + 234600.

It is an arithmetic number, because the mean of its divisors is an integer number (1997200361).

Almost surely, 2^22120313022 is an apocalyptic number.

22120313022 is an abundant number, since it is smaller than the sum of its proper divisors (25812495642).

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

22120313022 is a wasteful number, since it uses less digits than its factorization.

22120313022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140104 (or 140101 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 22120313022 its reverse (22031302122), we get a palindrome (44151615144).

The spelling of 22120313022 in words is "twenty-two billion, one hundred twenty million, three hundred thirteen thousand, twenty-two".