12204111131 has 2 divisors, whose sum is σ = 12204111132. Its totient is φ = 12204111130.

The previous prime is 12204111067. The next prime is 12204111137. The reversal of 12204111131 is 13111140221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12204111131 - 2⁶ = 12204111067 is a prime.

It is a super-2 number, since 2×12204111131² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12204111137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6102055565 + 6102055566.

It is an arithmetic number, because the mean of its divisors is an integer number (6102055566).

Almost surely, 2^12204111131 is an apocalyptic number.

12204111131 is a deficient number, since it is larger than the sum of its proper divisors (1).

12204111131 is an equidigital number, since it uses as much as digits as its factorization.

12204111131 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 17.

Adding to 12204111131 its reverse (13111140221), we get a palindrome (25315251352).

The spelling of 12204111131 in words is "twelve billion, two hundred four million, one hundred eleven thousand, one hundred thirty-one".