131032031400043 has 4 divisors (see below), whose sum is σ = 131145675834328. Its totient is φ = 130918386965760.

The previous prime is 131032031399981. The next prime is 131032031400119. The reversal of 131032031400043 is 340004130230131.

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 131032031400043 - 2⁹ = 131032031399531 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131032031399990 and 131032031400017.

It is not an unprimeable number, because it can be changed into a prime (131032031400343) 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, 56822215413 + ... + 56822217718.

It is an arithmetic number, because the mean of its divisors is an integer number (32786418958582).

Almost surely, 2^{131032031400043} is an apocalyptic number.

131032031400043 is a deficient number, since it is larger than the sum of its proper divisors (113644434285).

131032031400043 is a wasteful number, since it uses less digits than its factorization.

131032031400043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113644434284.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 131032031400043 its reverse (340004130230131), we get a palindrome (471036161630174).

The spelling of 131032031400043 in words is "one hundred thirty-one trillion, thirty-two billion, thirty-one million, four hundred thousand, forty-three".