1002102020099 has 2 divisors, whose sum is σ = 1002102020100. Its totient is φ = 1002102020098.

The previous prime is 1002102020093. The next prime is 1002102020107. The reversal of 1002102020099 is 9900202012001.

It is a happy number.

1002102020099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1002102020099 - 2¹⁶ = 1002101954563 is a prime.

It is not a weakly prime, because it can be changed into another prime (1002102020093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501051010049 + 501051010050.

It is an arithmetic number, because the mean of its divisors is an integer number (501051010050).

Almost surely, 2^{1002102020099} is an apocalyptic number.

1002102020099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002102020099 is an equidigital number, since it uses as much as digits as its factorization.

1002102020099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 26.

The spelling of 1002102020099 in words is "one trillion, two billion, one hundred two million, twenty thousand, ninety-nine".