22120313332 has 18 divisors (see below), whose sum is σ = 41917340598. Its totient is φ = 10209375072.

The previous prime is 22120313309. The next prime is 22120313333. The reversal of 22120313332 is 23331302122.

It can be written as a sum of positive squares in 3 ways, for example, as 817159396 + 21303153936 = 28586^2 + 145956^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22120313333) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16360503 + ... + 16361854.

Almost surely, 2^22120313332 is an apocalyptic number.

It is an amenable number.

22120313332 is a deficient number, since it is larger than the sum of its proper divisors (19797027266).

22120313332 is a wasteful number, since it uses less digits than its factorization.

22120313332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32722387 (or 32722372 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 22120313332 its reverse (23331302122), we get a palindrome (45451615454).

The spelling of 22120313332 in words is "twenty-two billion, one hundred twenty million, three hundred thirteen thousand, three hundred thirty-two".