331200321133031 has 4 divisors (see below), whose sum is σ = 378514652723472. Its totient is φ = 283885989542592.

The previous prime is 331200321133013. The next prime is 331200321133067. The reversal of 331200321133031 is 130331123002133.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-331200321133031 is a prime.

It is a super-2 number, since 2×331200321133031² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331200321133091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23657165795210 + ... + 23657165795223.

It is an arithmetic number, because the mean of its divisors is an integer number (94628663180868).

Almost surely, 2^{331200321133031} is an apocalyptic number.

331200321133031 is a deficient number, since it is larger than the sum of its proper divisors (47314331590441).

331200321133031 is an equidigital number, since it uses as much as digits as its factorization.

331200321133031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47314331590440.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 331200321133031 its reverse (130331123002133), we get a palindrome (461531444135164).

The spelling of 331200321133031 in words is "three hundred thirty-one trillion, two hundred billion, three hundred twenty-one million, one hundred thirty-three thousand, thirty-one".