22140314437 has 2 divisors, whose sum is σ = 22140314438. Its totient is φ = 22140314436.

The previous prime is 22140314423. The next prime is 22140314473. The reversal of 22140314437 is 73441304122.

Together with next prime (22140314473) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19532578081 + 2607736356 = 139759^2 + 51066^2 .

It is a cyclic number.

It is not a de Polignac number, because 22140314437 - 2³¹ = 19992830789 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22140314399 and 22140314408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22140314137) 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, 11070157218 + 11070157219.

It is an arithmetic number, because the mean of its divisors is an integer number (11070157219).

Almost surely, 2^22140314437 is an apocalyptic number.

It is an amenable number.

22140314437 is a deficient number, since it is larger than the sum of its proper divisors (1).

22140314437 is an equidigital number, since it uses as much as digits as its factorization.

22140314437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 31.

Adding to 22140314437 its reverse (73441304122), we get a palindrome (95581618559).

The spelling of 22140314437 in words is "twenty-two billion, one hundred forty million, three hundred fourteen thousand, four hundred thirty-seven".