331020131332133 has 4 divisors (see below), whose sum is σ = 333547002563808. Its totient is φ = 328493260100460.

The previous prime is 331020131332097. The next prime is 331020131332157. The reversal of 331020131332133 is 331233131020133.

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 331020131332133 - 2⁶ = 331020131332069 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 331020131332096 and 331020131332105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331020131332183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1263435615641 + ... + 1263435615902.

It is an arithmetic number, because the mean of its divisors is an integer number (83386750640952).

Almost surely, 2^{331020131332133} is an apocalyptic number.

It is an amenable number.

331020131332133 is a deficient number, since it is larger than the sum of its proper divisors (2526871231675).

331020131332133 is a wasteful number, since it uses less digits than its factorization.

331020131332133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2526871231674.

The product of its (nonzero) digits is 8748, while the sum is 29.

Adding to 331020131332133 its reverse (331233131020133), we get a palindrome (662253262352266).

The spelling of 331020131332133 in words is "three hundred thirty-one trillion, twenty billion, one hundred thirty-one million, three hundred thirty-two thousand, one hundred thirty-three".