199320122 has 4 divisors (see below), whose sum is σ = 298980186. Its totient is φ = 99660060.

The previous prime is 199320071. The next prime is 199320133. The reversal of 199320122 is 221023991.

199320122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 182763361 + 16556761 = 13519^2 + 4069^2 .

It is a super-2 number, since 2×199320122² = 79457022068189768, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49830029 + ... + 49830032.

Almost surely, 2^199320122 is an apocalyptic number.

199320122 is a deficient number, since it is larger than the sum of its proper divisors (99660064).

199320122 is an equidigital number, since it uses as much as digits as its factorization.

199320122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99660063.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 199320122 is about 14118.0778436726. The cubic root of 199320122 is about 584.1401368992.

The spelling of 199320122 in words is "one hundred ninety-nine million, three hundred twenty thousand, one hundred twenty-two".