131330440131 has 8 divisors (see below), whose sum is σ = 191026094784. Its totient is φ = 79594206120.

The previous prime is 131330440121. The next prime is 131330440207. The reversal of 131330440131 is 131044033131.

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

It is not a de Polignac number, because 131330440131 - 2⁵ = 131330440099 is a prime.

It is a super-2 number, since 2×131330440131² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (131330440121) 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, 1989855121 + ... + 1989855186.

It is an arithmetic number, because the mean of its divisors is an integer number (23878261848).

Almost surely, 2^131330440131 is an apocalyptic number.

131330440131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

131330440131 is a deficient number, since it is larger than the sum of its proper divisors (59695654653).

131330440131 is a wasteful number, since it uses less digits than its factorization.

131330440131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3979710321.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 131330440131 its reverse (131044033131), we get a palindrome (262374473262).

The spelling of 131330440131 in words is "one hundred thirty-one billion, three hundred thirty million, four hundred forty thousand, one hundred thirty-one".