331221033022223 has 4 divisors (see below), whose sum is σ = 331224794036760. Its totient is φ = 331217272007688.

The previous prime is 331221033022213. The next prime is 331221033022309. The reversal of 331221033022223 is 322220330122133.

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

It is a cyclic number.

It is not a de Polignac number, because 331221033022223 - 2¹⁴ = 331221033005839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331221033022213) 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, 1880375165 + ... + 1880551302.

It is an arithmetic number, because the mean of its divisors is an integer number (82806198509190).

Almost surely, 2^{331221033022223} is an apocalyptic number.

331221033022223 is a deficient number, since it is larger than the sum of its proper divisors (3761014537).

331221033022223 is an equidigital number, since it uses as much as digits as its factorization.

331221033022223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3761014536.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 331221033022223 its reverse (322220330122133), we get a palindrome (653441363144356).

The spelling of 331221033022223 in words is "three hundred thirty-one trillion, two hundred twenty-one billion, thirty-three million, twenty-two thousand, two hundred twenty-three".