200022001979 has 2 divisors, whose sum is σ = 200022001980. Its totient is φ = 200022001978.

The previous prime is 200022001943. The next prime is 200022002021. The reversal of 200022001979 is 979100220002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200022001979 - 2³² = 195727034683 is a prime.

It is not a weakly prime, because it can be changed into another prime (200022001279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100011000989 + 100011000990.

It is an arithmetic number, because the mean of its divisors is an integer number (100011000990).

Almost surely, 2^200022001979 is an apocalyptic number.

200022001979 is a deficient number, since it is larger than the sum of its proper divisors (1).

200022001979 is an equidigital number, since it uses as much as digits as its factorization.

200022001979 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 200022001979 in words is "two hundred billion, twenty-two million, one thousand, nine hundred seventy-nine".