22522105493 has 2 divisors, whose sum is σ = 22522105494. Its totient is φ = 22522105492.

The previous prime is 22522105481. The next prime is 22522105519. The reversal of 22522105493 is 39450122522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15386417764 + 7135687729 = 124042^2 + 84473^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22522105493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22522105453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11261052746 + 11261052747.

It is an arithmetic number, because the mean of its divisors is an integer number (11261052747).

Almost surely, 2^22522105493 is an apocalyptic number.

It is an amenable number.

22522105493 is a deficient number, since it is larger than the sum of its proper divisors (1).

22522105493 is an equidigital number, since it uses as much as digits as its factorization.

22522105493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 22522105493 in words is "twenty-two billion, five hundred twenty-two million, one hundred five thousand, four hundred ninety-three".