22011122210113 has 2 divisors, whose sum is σ = 22011122210114. Its totient is φ = 22011122210112.

The previous prime is 22011122210093. The next prime is 22011122210123. The reversal of 22011122210113 is 31101222111022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20491257332529 + 1519864877584 = 4526727^2 + 1232828^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22011122210113 is a prime.

It is not a weakly prime, because it can be changed into another prime (22011122210123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11005561105056 + 11005561105057.

It is an arithmetic number, because the mean of its divisors is an integer number (11005561105057).

Almost surely, 2^{22011122210113} is an apocalyptic number.

It is an amenable number.

22011122210113 is a deficient number, since it is larger than the sum of its proper divisors (1).

22011122210113 is an equidigital number, since it uses as much as digits as its factorization.

22011122210113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 22011122210113 its reverse (31101222111022), we get a palindrome (53112344321135).

Subtracting 22011122210113 from its reverse (31101222111022), we obtain a palindrome (9090099900909).

The spelling of 22011122210113 in words is "twenty-two trillion, eleven billion, one hundred twenty-two million, two hundred ten thousand, one hundred thirteen".