22140040331 has 2 divisors, whose sum is σ = 22140040332. Its totient is φ = 22140040330.

The previous prime is 22140040309. The next prime is 22140040357. The reversal of 22140040331 is 13304004122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22140040331 - 2¹⁴ = 22140023947 is a prime.

It is a super-2 number, since 2×22140040331² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22140040361) 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 as a sum of consecutive naturals, namely, 11070020165 + 11070020166.

It is an arithmetic number, because the mean of its divisors is an integer number (11070020166).

Almost surely, 2^22140040331 is an apocalyptic number.

22140040331 is a deficient number, since it is larger than the sum of its proper divisors (1).

22140040331 is an equidigital number, since it uses as much as digits as its factorization.

22140040331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 22140040331 its reverse (13304004122), we get a palindrome (35444044453).

The spelling of 22140040331 in words is "twenty-two billion, one hundred forty million, forty thousand, three hundred thirty-one".