103131131199 has 4 divisors (see below), whose sum is σ = 137508174936. Its totient is φ = 68754087464.

The previous prime is 103131131197. The next prime is 103131131269. The reversal of 103131131199 is 991131131301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 103131131199 - 2¹ = 103131131197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103131131197) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17188521864 + ... + 17188521869.

It is an arithmetic number, because the mean of its divisors is an integer number (34377043734).

Almost surely, 2^103131131199 is an apocalyptic number.

103131131199 is a deficient number, since it is larger than the sum of its proper divisors (34377043737).

103131131199 is an equidigital number, since it uses as much as digits as its factorization.

103131131199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34377043736.

The product of its (nonzero) digits is 2187, while the sum is 33.

The spelling of 103131131199 in words is "one hundred three billion, one hundred thirty-one million, one hundred thirty-one thousand, one hundred ninety-nine".