200200201979 has 2 divisors, whose sum is σ = 200200201980. Its totient is φ = 200200201978.

The previous prime is 200200201967. The next prime is 200200202021. The reversal of 200200201979 is 979102002002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200200201979 - 2⁴ = 200200201963 is a prime.

It is not a weakly prime, because it can be changed into another prime (200200201379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100100100989 + 100100100990.

It is an arithmetic number, because the mean of its divisors is an integer number (100100100990).

Almost surely, 2^200200201979 is an apocalyptic number.

200200201979 is a deficient number, since it is larger than the sum of its proper divisors (1).

200200201979 is an equidigital number, since it uses as much as digits as its factorization.

200200201979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 32.

The spelling of 200200201979 in words is "two hundred billion, two hundred million, two hundred one thousand, nine hundred seventy-nine".