22113423223457 has 2 divisors, whose sum is σ = 22113423223458. Its totient is φ = 22113423223456.

The previous prime is 22113423223379. The next prime is 22113423223483. The reversal of 22113423223457 is 75432232431122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20071107846241 + 2042315377216 = 4480079^2 + 1429096^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22113423223457 is a prime.

It is not a weakly prime, because it can be changed into another prime (22113423223487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11056711611728 + 11056711611729.

It is an arithmetic number, because the mean of its divisors is an integer number (11056711611729).

Almost surely, 2^{22113423223457} is an apocalyptic number.

It is an amenable number.

22113423223457 is a deficient number, since it is larger than the sum of its proper divisors (1).

22113423223457 is an equidigital number, since it uses as much as digits as its factorization.

22113423223457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 41.

Adding to 22113423223457 its reverse (75432232431122), we get a palindrome (97545655654579).

The spelling of 22113423223457 in words is "twenty-two trillion, one hundred thirteen billion, four hundred twenty-three million, two hundred twenty-three thousand, four hundred fifty-seven".