12211022113 has 2 divisors, whose sum is σ = 12211022114. Its totient is φ = 12211022112.

The previous prime is 12211022101. The next prime is 12211022147. The reversal of 12211022113 is 31122011221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12189926464 + 21095649 = 110408^2 + 4593^2 .

It is a cyclic number.

It is not a de Polignac number, because 12211022113 - 2⁵ = 12211022081 is a prime.

It is a super-2 number, since 2×12211022113² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12211022183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105511056 + 6105511057.

It is an arithmetic number, because the mean of its divisors is an integer number (6105511057).

Almost surely, 2^12211022113 is an apocalyptic number.

It is an amenable number.

12211022113 is a deficient number, since it is larger than the sum of its proper divisors (1).

12211022113 is an equidigital number, since it uses as much as digits as its factorization.

12211022113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 12211022113 its reverse (31122011221), we get a palindrome (43333033334).

The spelling of 12211022113 in words is "twelve billion, two hundred eleven million, twenty-two thousand, one hundred thirteen".