22021102331131 has 32 divisors (see below), whose sum is σ = 23540907640320. Its totient is φ = 20538260467200.

The previous prime is 22021102331113. The next prime is 22021102331143. The reversal of 22021102331131 is 13113320112022.

It is a cyclic number.

It is not a de Polignac number, because 22021102331131 - 2²⁵ = 22021068776699 is a prime.

It is a super-2 number, since 2×22021102331131² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22021102331161) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3120458755 + ... + 3120465811.

It is an arithmetic number, because the mean of its divisors is an integer number (735653363760).

Almost surely, 2^{22021102331131} is an apocalyptic number.

22021102331131 is a deficient number, since it is larger than the sum of its proper divisors (1519805309189).

22021102331131 is a wasteful number, since it uses less digits than its factorization.

22021102331131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10195.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 22021102331131 its reverse (13113320112022), we get a palindrome (35134422443153).

The spelling of 22021102331131 in words is "twenty-two trillion, twenty-one billion, one hundred two million, three hundred thirty-one thousand, one hundred thirty-one".