1002231324020 has 12 divisors (see below), whose sum is σ = 2104685780484. Its totient is φ = 400892529600.

The previous prime is 1002231323941. The next prime is 1002231324037. The reversal of 1002231324020 is 204231322001.

It can be written as a sum of positive squares in 2 ways, for example, as 203417236324 + 798814087696 = 451018^2 + 893764^2 .

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 50111566201 = 1002231324020 / (1 + 0 + 0 + 2 + 2 + 3 + 1 + 3 + 2 + 4 + 0 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 1002231323983 and 1002231324001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25055783081 + ... + 25055783120.

It is an arithmetic number, because the mean of its divisors is an integer number (175390481707).

Almost surely, 2^{1002231324020} is an apocalyptic number.

1002231324020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1002231324020 is an abundant number, since it is smaller than the sum of its proper divisors (1102454456464).

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

1002231324020 is a wasteful number, since it uses less digits than its factorization.

1002231324020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50111566210 (or 50111566208 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 1002231324020 its reverse (204231322001), we get a palindrome (1206462646021).

The spelling of 1002231324020 in words is "one trillion, two billion, two hundred thirty-one million, three hundred twenty-four thousand, twenty".