1002010099 has 2 divisors, whose sum is σ = 1002010100. Its totient is φ = 1002010098.

The previous prime is 1002010091. The next prime is 1002010109. The reversal of 1002010099 is 9900102001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1002010099 - 2³ = 1002010091 is a prime.

It is not a weakly prime, because it can be changed into another prime (1002010091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501005049 + 501005050.

It is an arithmetic number, because the mean of its divisors is an integer number (501005050).

Almost surely, 2^1002010099 is an apocalyptic number.

1002010099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002010099 is an equidigital number, since it uses as much as digits as its factorization.

1002010099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 22.

The square root of 1002010099 is about 31654.5431020572. The cubic root of 1002010099 is about 1000.6695845565.

The spelling of 1002010099 in words is "one billion, two million, ten thousand, ninety-nine".