131333121133 has 4 divisors (see below), whose sum is σ = 134387379808. Its totient is φ = 128278862460.

The previous prime is 131333121103. The next prime is 131333121197. The reversal of 131333121133 is 331121333131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 131333121133 - 2²⁵ = 131299566701 is a prime.

It is a super-3 number, since 3×131333121133³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131333121098 and 131333121107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131333121103) 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, 1527129273 + ... + 1527129358.

It is an arithmetic number, because the mean of its divisors is an integer number (33596844952).

Almost surely, 2^131333121133 is an apocalyptic number.

It is an amenable number.

131333121133 is a deficient number, since it is larger than the sum of its proper divisors (3054258675).

131333121133 is an equidigital number, since it uses as much as digits as its factorization.

131333121133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3054258674.

The product of its digits is 1458, while the sum is 25.

Adding to 131333121133 its reverse (331121333131), we get a palindrome (462454454264).

The spelling of 131333121133 in words is "one hundred thirty-one billion, three hundred thirty-three million, one hundred twenty-one thousand, one hundred thirty-three".