331220033232223 has 4 divisors (see below), whose sum is σ = 331744946122288. Its totient is φ = 330695120342160.

The previous prime is 331220033232197. The next prime is 331220033232227. The reversal of 331220033232223 is 322232330022133.

It is a happy number.

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-331220033232223 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 (331220033232227) 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, 262456444086 + ... + 262456445347.

It is an arithmetic number, because the mean of its divisors is an integer number (82936236530572).

Almost surely, 2^{331220033232223} is an apocalyptic number.

331220033232223 is a deficient number, since it is larger than the sum of its proper divisors (524912890065).

331220033232223 is an equidigital number, since it uses as much as digits as its factorization.

331220033232223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524912890064.

The product of its (nonzero) digits is 46656, while the sum is 31.

Adding to 331220033232223 its reverse (322232330022133), we get a palindrome (653452363254356).

The spelling of 331220033232223 in words is "three hundred thirty-one trillion, two hundred twenty billion, thirty-three million, two hundred thirty-two thousand, two hundred twenty-three".