21332311022 has 16 divisors (see below), whose sum is σ = 34963833600. Its totient is φ = 9680834040.

The previous prime is 21332311003. The next prime is 21332311061. The reversal of 21332311022 is 22011323312.

It is a junction number, because it is equal to n+sod(n) for n = 21332310985 and 21332311003.

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, 769622 + ... + 796857.

It is an arithmetic number, because the mean of its divisors is an integer number (2185239600).

Almost surely, 2^21332311022 is an apocalyptic number.

21332311022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21332311022 is a deficient number, since it is larger than the sum of its proper divisors (13631522578).

21332311022 is a wasteful number, since it uses less digits than its factorization.

21332311022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1567111.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 21332311022 its reverse (22011323312), we get a palindrome (43343634334).

The spelling of 21332311022 in words is "twenty-one billion, three hundred thirty-two million, three hundred eleven thousand, twenty-two".