331033412233 has 4 divisors (see below), whose sum is σ = 331034694660. Its totient is φ = 331032129808.

The previous prime is 331033412231. The next prime is 331033412243. The reversal of 331033412233 is 332214330133.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 332214330133 = 7 ⋅47459190019.

It can be written as a sum of positive squares in 2 ways, for example, as 267343804809 + 63689607424 = 517053^2 + 252368^2 .

It is a cyclic number.

It is not a de Polignac number, because 331033412233 - 2¹ = 331033412231 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331033412231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103978 + ... + 820291.

It is an arithmetic number, because the mean of its divisors is an integer number (82758673665).

Almost surely, 2^331033412233 is an apocalyptic number.

It is an amenable number.

331033412233 is a deficient number, since it is larger than the sum of its proper divisors (1282427).

331033412233 is an equidigital number, since it uses as much as digits as its factorization.

331033412233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1282426.

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 331033412233 its reverse (332214330133), we get a palindrome (663247742366).

The spelling of 331033412233 in words is "three hundred thirty-one billion, thirty-three million, four hundred twelve thousand, two hundred thirty-three".