1002102210979 has 2 divisors, whose sum is σ = 1002102210980. Its totient is φ = 1002102210978.

The previous prime is 1002102210971. The next prime is 1002102211007. The reversal of 1002102210979 is 9790122012001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1002102210979 - 2³ = 1002102210971 is a prime.

It is not a weakly prime, because it can be changed into another prime (1002102210971) 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, 501051105489 + 501051105490.

It is an arithmetic number, because the mean of its divisors is an integer number (501051105490).

Almost surely, 2^{1002102210979} is an apocalyptic number.

1002102210979 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002102210979 is an equidigital number, since it uses as much as digits as its factorization.

1002102210979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 34.

The spelling of 1002102210979 in words is "one trillion, two billion, one hundred two million, two hundred ten thousand, nine hundred seventy-nine".