22106311807 has 2 divisors, whose sum is σ = 22106311808. Its totient is φ = 22106311806.

The previous prime is 22106311781. The next prime is 22106311847. The reversal of 22106311807 is 70811360122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22106311807 - 2³¹ = 19958828159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22106311847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11053155903 + 11053155904.

It is an arithmetic number, because the mean of its divisors is an integer number (11053155904).

Almost surely, 2^22106311807 is an apocalyptic number.

22106311807 is a deficient number, since it is larger than the sum of its proper divisors (1).

22106311807 is an equidigital number, since it uses as much as digits as its factorization.

22106311807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 31.

Adding to 22106311807 its reverse (70811360122), we get a palindrome (92917671929).

The spelling of 22106311807 in words is "twenty-two billion, one hundred six million, three hundred eleven thousand, eight hundred seven".