22122748867 has 2 divisors, whose sum is σ = 22122748868. Its totient is φ = 22122748866.

The previous prime is 22122748849. The next prime is 22122748931. The reversal of 22122748867 is 76884722122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22122748867 - 2²³ = 22114360259 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22122748867.

It is not a weakly prime, because it can be changed into another prime (22122740867) 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, 11061374433 + 11061374434.

It is an arithmetic number, because the mean of its divisors is an integer number (11061374434).

Almost surely, 2^22122748867 is an apocalyptic number.

22122748867 is a deficient number, since it is larger than the sum of its proper divisors (1).

22122748867 is an equidigital number, since it uses as much as digits as its factorization.

22122748867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1204224, while the sum is 49.

The spelling of 22122748867 in words is "twenty-two billion, one hundred twenty-two million, seven hundred forty-eight thousand, eight hundred sixty-seven".