103113012131 has 2 divisors, whose sum is σ = 103113012132. Its totient is φ = 103113012130.

The previous prime is 103113012077. The next prime is 103113012139. The reversal of 103113012131 is 131210311301.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103113012131 is a prime.

It is a super-2 number, since 2×103113012131² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (103113012139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51556506065 + 51556506066.

It is an arithmetic number, because the mean of its divisors is an integer number (51556506066).

Almost surely, 2^103113012131 is an apocalyptic number.

103113012131 is a deficient number, since it is larger than the sum of its proper divisors (1).

103113012131 is an equidigital number, since it uses as much as digits as its factorization.

103113012131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 103113012131 its reverse (131210311301), we get a palindrome (234323323432).

The spelling of 103113012131 in words is "one hundred three billion, one hundred thirteen million, twelve thousand, one hundred thirty-one".