313222199 has 2 divisors, whose sum is σ = 313222200. Its totient is φ = 313222198.

The previous prime is 313222187. The next prime is 313222249. The reversal of 313222199 is 991222313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 313222199 - 2¹⁶ = 313156663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313222139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156611099 + 156611100.

It is an arithmetic number, because the mean of its divisors is an integer number (156611100).

Almost surely, 2^313222199 is an apocalyptic number.

313222199 is a deficient number, since it is larger than the sum of its proper divisors (1).

313222199 is an equidigital number, since it uses as much as digits as its factorization.

313222199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5832, while the sum is 32.

The square root of 313222199 is about 17698.0846138784. The cubic root of 313222199 is about 679.1267618760.

The spelling of 313222199 in words is "three hundred thirteen million, two hundred twenty-two thousand, one hundred ninety-nine".