1002002309973 has 24 divisors (see below), whose sum is σ = 1655572097088. Its totient is φ = 572062848192.

The previous prime is 1002002309963. The next prime is 1002002310017. The reversal of 1002002309973 is 3799032002001.

It is not a de Polignac number, because 1002002309973 - 2⁸ = 1002002309717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002002309963) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7010640 + ... + 7152137.

It is an arithmetic number, because the mean of its divisors is an integer number (68982170712).

Almost surely, 2^{1002002309973} is an apocalyptic number.

It is an amenable number.

1002002309973 is a deficient number, since it is larger than the sum of its proper divisors (653569787115).

1002002309973 is a wasteful number, since it uses less digits than its factorization.

1002002309973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14163913 (or 14163910 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 36.

The spelling of 1002002309973 in words is "one trillion, two billion, two million, three hundred nine thousand, nine hundred seventy-three".