210200001019979 has 2 divisors, whose sum is σ = 210200001019980. Its totient is φ = 210200001019978.

The previous prime is 210200001019969. The next prime is 210200001020027. The reversal of 210200001019979 is 979910100002012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 210200001019979 - 2⁴ = 210200001019963 is a prime.

It is not a weakly prime, because it can be changed into another prime (210200001019969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105100000509989 + 105100000509990.

It is an arithmetic number, because the mean of its divisors is an integer number (105100000509990).

Almost surely, 2^{210200001019979} is an apocalyptic number.

210200001019979 is a deficient number, since it is larger than the sum of its proper divisors (1).

210200001019979 is an equidigital number, since it uses as much as digits as its factorization.

210200001019979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20412, while the sum is 41.

The spelling of 210200001019979 in words is "two hundred ten trillion, two hundred billion, one million, nineteen thousand, nine hundred seventy-nine".