12220131113 has 2 divisors, whose sum is σ = 12220131114. Its totient is φ = 12220131112.

The previous prime is 12220131109. The next prime is 12220131137. The reversal of 12220131113 is 31113102221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8514121984 + 3706009129 = 92272^2 + 60877^2 .

It is a cyclic number.

It is not a de Polignac number, because 12220131113 - 2² = 12220131109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12220131091 and 12220131100.

It is not a weakly prime, because it can be changed into another prime (12220131103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110065556 + 6110065557.

It is an arithmetic number, because the mean of its divisors is an integer number (6110065557).

Almost surely, 2^12220131113 is an apocalyptic number.

It is an amenable number.

12220131113 is a deficient number, since it is larger than the sum of its proper divisors (1).

12220131113 is an equidigital number, since it uses as much as digits as its factorization.

12220131113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 12220131113 its reverse (31113102221), we get a palindrome (43333233334).

The spelling of 12220131113 in words is "twelve billion, two hundred twenty million, one hundred thirty-one thousand, one hundred thirteen".