331114441221 has 32 divisors (see below), whose sum is σ = 503434055040. Its totient is φ = 214960521600.

The previous prime is 331114441193. The next prime is 331114441253. The reversal of 331114441221 is 122144411133.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-331114441221 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331114448221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 322446 + ... + 875328.

It is an arithmetic number, because the mean of its divisors is an integer number (15732314220).

Almost surely, 2^331114441221 is an apocalyptic number.

It is an amenable number.

331114441221 is a deficient number, since it is larger than the sum of its proper divisors (172319613819).

331114441221 is a wasteful number, since it uses less digits than its factorization.

331114441221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553474 (or 553468 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

Adding to 331114441221 its reverse (122144411133), we get a palindrome (453258852354).

The spelling of 331114441221 in words is "three hundred thirty-one billion, one hundred fourteen million, four hundred forty-one thousand, two hundred twenty-one".