131043030113 has 4 divisors (see below), whose sum is σ = 133264098480. Its totient is φ = 128821961748.

The previous prime is 131043030109. The next prime is 131043030121. The reversal of 131043030113 is 311030340131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 131043030113 - 2² = 131043030109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (131043035113) 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, 1110534095 + ... + 1110534212.

It is an arithmetic number, because the mean of its divisors is an integer number (33316024620).

Almost surely, 2^131043030113 is an apocalyptic number.

It is an amenable number.

131043030113 is a deficient number, since it is larger than the sum of its proper divisors (2221068367).

131043030113 is an equidigital number, since it uses as much as digits as its factorization.

131043030113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2221068366.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 131043030113 its reverse (311030340131), we get a palindrome (442073370244).

The spelling of 131043030113 in words is "one hundred thirty-one billion, forty-three million, thirty thousand, one hundred thirteen".