331222030313 has 4 divisors (see below), whose sum is σ = 341906611968. Its totient is φ = 320537448660.

The previous prime is 331222030283. The next prime is 331222030423. The reversal of 331222030313 is 313030222133.

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, and also an emirpimes, since its reverse is a distinct semiprime: 313030222133 = 25537 ⋅12257909.

It is a cyclic number.

It is not a de Polignac number, because 331222030313 - 2¹⁸ = 331221768169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331222830313) 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, 5342290781 + ... + 5342290842.

It is an arithmetic number, because the mean of its divisors is an integer number (85476652992).

Almost surely, 2^331222030313 is an apocalyptic number.

It is an amenable number.

331222030313 is a deficient number, since it is larger than the sum of its proper divisors (10684581655).

331222030313 is a wasteful number, since it uses less digits than its factorization.

331222030313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10684581654.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 331222030313 its reverse (313030222133), we get a palindrome (644252252446).

The spelling of 331222030313 in words is "three hundred thirty-one billion, two hundred twenty-two million, thirty thousand, three hundred thirteen".