313222233 has 8 divisors (see below), whose sum is σ = 431101696. Its totient is φ = 202078800.

The previous prime is 313222199. The next prime is 313222249. The reversal of 313222233 is 332222313.

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

It is not a de Polignac number, because 313222233 - 2¹² = 313218137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313222033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1683898 + ... + 1684083.

It is an arithmetic number, because the mean of its divisors is an integer number (53887712).

Almost surely, 2^313222233 is an apocalyptic number.

It is an amenable number.

313222233 is a deficient number, since it is larger than the sum of its proper divisors (117879463).

313222233 is a wasteful number, since it uses less digits than its factorization.

313222233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3368015.

The product of its digits is 1296, while the sum is 21.

The square root of 313222233 is about 17698.0855744343. The cubic root of 313222233 is about 679.1267864489.

Adding to 313222233 its reverse (332222313), we get a palindrome (645444546).

The spelling of 313222233 in words is "three hundred thirteen million, two hundred twenty-two thousand, two hundred thirty-three".