1002001019983 has 2 divisors, whose sum is σ = 1002001019984. Its totient is φ = 1002001019982.

The previous prime is 1002001019963. The next prime is 1002001020023. The reversal of 1002001019983 is 3899101002001.

It is a weak prime.

It is an emirp because it is prime and its reverse (3899101002001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1002001019983 - 2⁹ = 1002001019471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002001019963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501000509991 + 501000509992.

It is an arithmetic number, because the mean of its divisors is an integer number (501000509992).

Almost surely, 2^{1002001019983} is an apocalyptic number.

1002001019983 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002001019983 is an equidigital number, since it uses as much as digits as its factorization.

1002001019983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 34.

The spelling of 1002001019983 in words is "one trillion, two billion, one million, nineteen thousand, nine hundred eighty-three".