12310110157 has 2 divisors, whose sum is σ = 12310110158. Its totient is φ = 12310110156.

The previous prime is 12310110151. The next prime is 12310110191. The reversal of 12310110157 is 75101101321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10878698601 + 1431411556 = 104301^2 + 37834^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12310110157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12310110151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6155055078 + 6155055079.

It is an arithmetic number, because the mean of its divisors is an integer number (6155055079).

Almost surely, 2^12310110157 is an apocalyptic number.

It is an amenable number.

12310110157 is a deficient number, since it is larger than the sum of its proper divisors (1).

12310110157 is an equidigital number, since it uses as much as digits as its factorization.

12310110157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 210, while the sum is 22.

Adding to 12310110157 its reverse (75101101321), we get a palindrome (87411211478).

The spelling of 12310110157 in words is "twelve billion, three hundred ten million, one hundred ten thousand, one hundred fifty-seven".