199122233 has 2 divisors, whose sum is σ = 199122234. Its totient is φ = 199122232.

The previous prime is 199122211. The next prime is 199122307. The reversal of 199122233 is 332221991.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 179479609 + 19642624 = 13397^2 + 4432^2 .

It is a cyclic number.

It is not a de Polignac number, because 199122233 - 2⁶ = 199122169 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 199122233.

It is not a weakly prime, because it can be changed into another prime (199122433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99561116 + 99561117.

It is an arithmetic number, because the mean of its divisors is an integer number (99561117).

Almost surely, 2^199122233 is an apocalyptic number.

It is an amenable number.

199122233 is a deficient number, since it is larger than the sum of its proper divisors (1).

199122233 is an equidigital number, since it uses as much as digits as its factorization.

199122233 is an evil number, because the sum of its binary digits is even.

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

The square root of 199122233 is about 14111.0677484023. The cubic root of 199122233 is about 583.9467575546.

The spelling of 199122233 in words is "one hundred ninety-nine million, one hundred twenty-two thousand, two hundred thirty-three".