122432199 has 4 divisors (see below), whose sum is σ = 163242936. Its totient is φ = 81621464.

The previous prime is 122432153. The next prime is 122432203. The reversal of 122432199 is 991234221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 991234221 = 3 ⋅330411407.

It is a cyclic number.

It is not a de Polignac number, because 122432199 - 2¹⁹ = 121907911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122432119) 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, 20405364 + ... + 20405369.

It is an arithmetic number, because the mean of its divisors is an integer number (40810734).

Almost surely, 2^122432199 is an apocalyptic number.

122432199 is a deficient number, since it is larger than the sum of its proper divisors (40810737).

122432199 is an equidigital number, since it uses as much as digits as its factorization.

122432199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40810736.

The product of its digits is 7776, while the sum is 33.

The square root of 122432199 is about 11064.9084496890. The cubic root of 122432199 is about 496.5525501425.

The spelling of 122432199 in words is "one hundred twenty-two million, four hundred thirty-two thousand, one hundred ninety-nine".