131122200443 has 8 divisors (see below), whose sum is σ = 143601889200. Its totient is φ = 118984421088.

The previous prime is 131122200427. The next prime is 131122200467. The reversal of 131122200443 is 344002221131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 131122200443 - 2⁴ = 131122200427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131122200413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85476548 + ... + 85478081.

It is an arithmetic number, because the mean of its divisors is an integer number (17950236150).

Almost surely, 2^131122200443 is an apocalyptic number.

131122200443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

131122200443 is a deficient number, since it is larger than the sum of its proper divisors (12479688757).

131122200443 is a wasteful number, since it uses less digits than its factorization.

131122200443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170954701.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 131122200443 its reverse (344002221131), we get a palindrome (475124421574).

The spelling of 131122200443 in words is "one hundred thirty-one billion, one hundred twenty-two million, two hundred thousand, four hundred forty-three".