122199122 has 4 divisors (see below), whose sum is σ = 183298686. Its totient is φ = 61099560.

The previous prime is 122199071. The next prime is 122199149. The reversal of 122199122 is 221991221.

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., 117050761 + 5148361 = 10819^2 + 2269^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30549779 + ... + 30549782.

Almost surely, 2^122199122 is an apocalyptic number.

122199122 is a deficient number, since it is larger than the sum of its proper divisors (61099564).

122199122 is an equidigital number, since it uses as much as digits as its factorization.

122199122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61099563.

The product of its digits is 1296, while the sum is 29.

The square root of 122199122 is about 11054.3711716226. The cubic root of 122199122 is about 496.2372504640.

The spelling of 122199122 in words is "one hundred twenty-two million, one hundred ninety-nine thousand, one hundred twenty-two".