1002232023020 has 24 divisors (see below), whose sum is σ = 2104708251744. Its totient is φ = 400888808576.

The previous prime is 1002232023007. The next prime is 1002232023041. The reversal of 1002232023020 is 203202322001.

It is a self number, because there is not a number n which added to its sum of digits gives 1002232023020.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2592224 + ... + 2953656.

It is an arithmetic number, because the mean of its divisors is an integer number (87696177156).

Almost surely, 2^{1002232023020} is an apocalyptic number.

1002232023020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1002232023020 is an abundant number, since it is smaller than the sum of its proper divisors (1102476228724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1002232023020 is a wasteful number, since it uses less digits than its factorization.

1002232023020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500089 (or 500087 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 1002232023020 its reverse (203202322001), we get a palindrome (1205434345021).

The spelling of 1002232023020 in words is "one trillion, two billion, two hundred thirty-two million, twenty-three thousand, twenty".