103112031943 has 2 divisors, whose sum is σ = 103112031944. Its totient is φ = 103112031942.

The previous prime is 103112031923. The next prime is 103112032043. The reversal of 103112031943 is 349130211301.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103112031943 is a prime.

It is a super-2 number, since 2×103112031943² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103112031923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51556015971 + 51556015972.

It is an arithmetic number, because the mean of its divisors is an integer number (51556015972).

Almost surely, 2^103112031943 is an apocalyptic number.

103112031943 is a deficient number, since it is larger than the sum of its proper divisors (1).

103112031943 is an equidigital number, since it uses as much as digits as its factorization.

103112031943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 28.

The spelling of 103112031943 in words is "one hundred three billion, one hundred twelve million, thirty-one thousand, nine hundred forty-three".