22121133322 has 32 divisors (see below), whose sum is σ = 34211223504. Its totient is φ = 10722816000.

The previous prime is 22121133319. The next prime is 22121133347. The reversal of 22121133322 is 22333112122.

It can be written as a sum of positive squares in 8 ways, for example, as 21266097241 + 855036081 = 145829^2 + 29241^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22121133293 and 22121133302.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6175572 + ... + 6179152.

Almost surely, 2^22121133322 is an apocalyptic number.

22121133322 is a deficient number, since it is larger than the sum of its proper divisors (12090090182).

22121133322 is a wasteful number, since it uses less digits than its factorization.

22121133322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4314.

The product of its digits is 864, while the sum is 22.

Adding to 22121133322 its reverse (22333112122), we get a palindrome (44454245444).

The spelling of 22121133322 in words is "twenty-two billion, one hundred twenty-one million, one hundred thirty-three thousand, three hundred twenty-two".