200122399 has 2 divisors, whose sum is σ = 200122400. Its totient is φ = 200122398.

The previous prime is 200122343. The next prime is 200122427. The reversal of 200122399 is 993221002.

It is an a-pointer prime, because the next prime (200122427) can be obtained adding 200122399 to its sum of digits (28).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200122399 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200122319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100061199 + 100061200.

It is an arithmetic number, because the mean of its divisors is an integer number (100061200).

Almost surely, 2^200122399 is an apocalyptic number.

200122399 is a deficient number, since it is larger than the sum of its proper divisors (1).

200122399 is an equidigital number, since it uses as much as digits as its factorization.

200122399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 200122399 is about 14146.4624199833. The cubic root of 200122399 is about 584.9228222631.

The spelling of 200122399 in words is "two hundred million, one hundred twenty-two thousand, three hundred ninety-nine".