22022302132 has 6 divisors (see below), whose sum is σ = 38539028738. Its totient is φ = 11011151064.

The previous prime is 22022302109. The next prime is 22022302139. The reversal of 22022302132 is 23120322022.

It can be written as a sum of positive squares in only one way, i.e., 21549065616 + 473236516 = 146796^2 + 21754^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022302139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2752787763 + ... + 2752787770.

Almost surely, 2^22022302132 is an apocalyptic number.

It is an amenable number.

22022302132 is a deficient number, since it is larger than the sum of its proper divisors (16516726606).

22022302132 is a wasteful number, since it uses less digits than its factorization.

22022302132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5505575537 (or 5505575535 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 22022302132 its reverse (23120322022), we get a palindrome (45142624154).

The spelling of 22022302132 in words is "twenty-two billion, twenty-two million, three hundred two thousand, one hundred thirty-two".