200122199987 has 2 divisors, whose sum is σ = 200122199988. Its totient is φ = 200122199986.

The previous prime is 200122199957. The next prime is 200122200017. The reversal of 200122199987 is 789991221002.

It is a balanced prime because it is at equal distance from previous prime (200122199957) and next prime (200122200017).

It is a cyclic number.

It is not a de Polignac number, because 200122199987 - 2²⁴ = 200105422771 is a prime.

It is not a weakly prime, because it can be changed into another prime (200122199917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100061099993 + 100061099994.

It is an arithmetic number, because the mean of its divisors is an integer number (100061099994).

Almost surely, 2^200122199987 is an apocalyptic number.

200122199987 is a deficient number, since it is larger than the sum of its proper divisors (1).

200122199987 is an equidigital number, since it uses as much as digits as its factorization.

200122199987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 50.

The spelling of 200122199987 in words is "two hundred billion, one hundred twenty-two million, one hundred ninety-nine thousand, nine hundred eighty-seven".