22144475131 has 2 divisors, whose sum is σ = 22144475132. Its totient is φ = 22144475130.

The previous prime is 22144475113. The next prime is 22144475137. The reversal of 22144475131 is 13157444122.

Together with previous prime (22144475113) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22144475131 - 2²¹ = 22142377979 is a prime.

It is a super-3 number, since 3×22144475131³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (22144475137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11072237565 + 11072237566.

It is an arithmetic number, because the mean of its divisors is an integer number (11072237566).

Almost surely, 2^22144475131 is an apocalyptic number.

22144475131 is a deficient number, since it is larger than the sum of its proper divisors (1).

22144475131 is an equidigital number, since it uses as much as digits as its factorization.

22144475131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26880, while the sum is 34.

The spelling of 22144475131 in words is "twenty-two billion, one hundred forty-four million, four hundred seventy-five thousand, one hundred thirty-one".