131301100443 has 8 divisors (see below), whose sum is σ = 175079387968. Its totient is φ = 87528439944.

The previous prime is 131301100423. The next prime is 131301100453. The reversal of 131301100443 is 344001103131.

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

It is not a de Polignac number, because 131301100443 - 2⁸ = 131301100187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131301100423) 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, 1352005 + ... + 1445862.

It is an arithmetic number, because the mean of its divisors is an integer number (21884923496).

Almost surely, 2^131301100443 is an apocalyptic number.

131301100443 is a deficient number, since it is larger than the sum of its proper divisors (43778287525).

131301100443 is a wasteful number, since it uses less digits than its factorization.

131301100443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2813513.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 131301100443 its reverse (344001103131), we get a palindrome (475302203574).

The spelling of 131301100443 in words is "one hundred thirty-one billion, three hundred one million, one hundred thousand, four hundred forty-three".