331120222 has 8 divisors (see below), whose sum is σ = 499844376. Its totient is φ = 164505432.

The previous prime is 331120219. The next prime is 331120241. The reversal of 331120222 is 222021133.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 331120196 and 331120205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 526948 + ... + 527575.

It is an arithmetic number, because the mean of its divisors is an integer number (62480547).

Almost surely, 2^331120222 is an apocalyptic number.

331120222 is a deficient number, since it is larger than the sum of its proper divisors (168724154).

331120222 is a wasteful number, since it uses less digits than its factorization.

331120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1054682.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 331120222 is about 18196.7090980759. The cubic root of 331120222 is about 691.8233800867.

Adding to 331120222 its reverse (222021133), we get a palindrome (553141355).

The spelling of 331120222 in words is "three hundred thirty-one million, one hundred twenty thousand, two hundred twenty-two".