122231022113 has 2 divisors, whose sum is σ = 122231022114. Its totient is φ = 122231022112.

The previous prime is 122231022103. The next prime is 122231022139. The reversal of 122231022113 is 311220132221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122169822784 + 61199329 = 349528^2 + 7823^2 .

It is a cyclic number.

It is not a de Polignac number, because 122231022113 - 2¹⁶ = 122230956577 is a prime.

It is not a weakly prime, because it can be changed into another prime (122231022103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61115511056 + 61115511057.

It is an arithmetic number, because the mean of its divisors is an integer number (61115511057).

Almost surely, 2^122231022113 is an apocalyptic number.

It is an amenable number.

122231022113 is a deficient number, since it is larger than the sum of its proper divisors (1).

122231022113 is an equidigital number, since it uses as much as digits as its factorization.

122231022113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 122231022113 its reverse (311220132221), we get a palindrome (433451154334).

The spelling of 122231022113 in words is "one hundred twenty-two billion, two hundred thirty-one million, twenty-two thousand, one hundred thirteen".