22153322131 has 4 divisors (see below), whose sum is σ = 22224099832. Its totient is φ = 22082544432.

The previous prime is 22153322069. The next prime is 22153322141. The reversal of 22153322131 is 13122335122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22153322131 - 2⁷ = 22153322003 is a prime.

It is a super-2 number, since 2×22153322131² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22153322096 and 22153322105.

It is not an unprimeable number, because it can be changed into a prime (22153322141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35388381 + ... + 35389006.

It is an arithmetic number, because the mean of its divisors is an integer number (5556024958).

Almost surely, 2^22153322131 is an apocalyptic number.

22153322131 is a deficient number, since it is larger than the sum of its proper divisors (70777701).

22153322131 is an equidigital number, since it uses as much as digits as its factorization.

22153322131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70777700.

The product of its digits is 2160, while the sum is 25.

Adding to 22153322131 its reverse (13122335122), we get a palindrome (35275657253).

The spelling of 22153322131 in words is "twenty-two billion, one hundred fifty-three million, three hundred twenty-two thousand, one hundred thirty-one".