22255213291 has 2 divisors, whose sum is σ = 22255213292. Its totient is φ = 22255213290.

The previous prime is 22255213259. The next prime is 22255213303. The reversal of 22255213291 is 19231255222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22255213291 - 2⁵ = 22255213259 is a prime.

It is not a weakly prime, because it can be changed into another prime (22255213391) 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, 11127606645 + 11127606646.

It is an arithmetic number, because the mean of its divisors is an integer number (11127606646).

Almost surely, 2^22255213291 is an apocalyptic number.

22255213291 is a deficient number, since it is larger than the sum of its proper divisors (1).

22255213291 is an equidigital number, since it uses as much as digits as its factorization.

22255213291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 34.

The spelling of 22255213291 in words is "twenty-two billion, two hundred fifty-five million, two hundred thirteen thousand, two hundred ninety-one".