12311140141 has 2 divisors, whose sum is σ = 12311140142. Its totient is φ = 12311140140.

The previous prime is 12311140123. The next prime is 12311140157. The reversal of 12311140141 is 14104111321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8431096041 + 3880044100 = 91821^2 + 62290^2 .

It is a cyclic number.

It is not a de Polignac number, because 12311140141 - 2²¹ = 12309042989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12311140111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6155570070 + 6155570071.

It is an arithmetic number, because the mean of its divisors is an integer number (6155570071).

Almost surely, 2^12311140141 is an apocalyptic number.

It is an amenable number.

12311140141 is a deficient number, since it is larger than the sum of its proper divisors (1).

12311140141 is an equidigital number, since it uses as much as digits as its factorization.

12311140141 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 12311140141 its reverse (14104111321), we get a palindrome (26415251462).

The spelling of 12311140141 in words is "twelve billion, three hundred eleven million, one hundred forty thousand, one hundred forty-one".