122427199 has 4 divisors (see below), whose sum is σ = 123160464. Its totient is φ = 121693936.

The previous prime is 122427167. The next prime is 122427209. The reversal of 122427199 is 991724221.

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

It is a cyclic number.

It is not a de Polignac number, because 122427199 - 2⁵ = 122427167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122427119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 366382 + ... + 366715.

It is an arithmetic number, because the mean of its divisors is an integer number (30790116).

Almost surely, 2^122427199 is an apocalyptic number.

122427199 is a deficient number, since it is larger than the sum of its proper divisors (733265).

122427199 is an equidigital number, since it uses as much as digits as its factorization.

122427199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733264.

The product of its digits is 18144, while the sum is 37.

The square root of 122427199 is about 11064.6825078716. The cubic root of 122427199 is about 496.5457904922.

The spelling of 122427199 in words is "one hundred twenty-two million, four hundred twenty-seven thousand, one hundred ninety-nine".