22113325361 has 2 divisors, whose sum is σ = 22113325362. Its totient is φ = 22113325360.

The previous prime is 22113325349. The next prime is 22113325447. The reversal of 22113325361 is 16352331122.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22035621136 + 77704225 = 148444^2 + 8815^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22113325361 is a prime.

It is not a weakly prime, because it can be changed into another prime (22113325961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11056662680 + 11056662681.

It is an arithmetic number, because the mean of its divisors is an integer number (11056662681).

Almost surely, 2^22113325361 is an apocalyptic number.

It is an amenable number.

22113325361 is a deficient number, since it is larger than the sum of its proper divisors (1).

22113325361 is an equidigital number, since it uses as much as digits as its factorization.

22113325361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 29.

Adding to 22113325361 its reverse (16352331122), we get a palindrome (38465656483).

The spelling of 22113325361 in words is "twenty-two billion, one hundred thirteen million, three hundred twenty-five thousand, three hundred sixty-one".