131333000131 has 4 divisors (see below), whose sum is σ = 134387255992. Its totient is φ = 128278744272.

The previous prime is 131333000093. The next prime is 131333000137. The reversal of 131333000131 is 131000333131.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 131000333131 = 631 ⋅207607501.

It is a cyclic number.

It is not a de Polignac number, because 131333000131 - 2²¹ = 131330902979 is a prime.

It is a super-2 number, since 2×131333000131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131333000099 and 131333000108.

It is not an unprimeable number, because it can be changed into a prime (131333000137) 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, 1527127866 + ... + 1527127951.

It is an arithmetic number, because the mean of its divisors is an integer number (33596813998).

Almost surely, 2^131333000131 is an apocalyptic number.

131333000131 is a deficient number, since it is larger than the sum of its proper divisors (3054255861).

131333000131 is an equidigital number, since it uses as much as digits as its factorization.

131333000131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3054255860.

The product of its (nonzero) digits is 243, while the sum is 19.

Adding to 131333000131 its reverse (131000333131), we get a palindrome (262333333262).

It can be divided in two parts, 131333000 and 131, that added together give a palindrome (131333131).

The spelling of 131333000131 in words is "one hundred thirty-one billion, three hundred thirty-three million, one hundred thirty-one", and thus it is an aban number.