22255242253 has 2 divisors, whose sum is σ = 22255242254. Its totient is φ = 22255242252.

The previous prime is 22255242223. The next prime is 22255242337. The reversal of 22255242253 is 35224255222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16058718729 + 6196523524 = 126723^2 + 78718^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22255242253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22255242223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11127621126 + 11127621127.

It is an arithmetic number, because the mean of its divisors is an integer number (11127621127).

Almost surely, 2^22255242253 is an apocalyptic number.

It is an amenable number.

22255242253 is a deficient number, since it is larger than the sum of its proper divisors (1).

22255242253 is an equidigital number, since it uses as much as digits as its factorization.

22255242253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96000, while the sum is 34.

Adding to 22255242253 its reverse (35224255222), we get a palindrome (57479497475).

The spelling of 22255242253 in words is "twenty-two billion, two hundred fifty-five million, two hundred forty-two thousand, two hundred fifty-three".