1002331020213 has 8 divisors (see below), whose sum is σ = 1484934844800. Its totient is φ = 668220680124.

The previous prime is 1002331020211. The next prime is 1002331020281. The reversal of 1002331020213 is 3120201332001.

1002331020213 is a `hidden beast` number, since 100 + 2 + 331 + 0 + 20 + 213 = 666.

It is not a de Polignac number, because 1002331020213 - 2¹ = 1002331020211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002331020211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18561685533 + ... + 18561685586.

It is an arithmetic number, because the mean of its divisors is an integer number (185616855600).

Almost surely, 2^{1002331020213} is an apocalyptic number.

It is an amenable number.

1002331020213 is a deficient number, since it is larger than the sum of its proper divisors (482603824587).

1002331020213 is an equidigital number, since it uses as much as digits as its factorization.

1002331020213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37123371128 (or 37123371122 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1002331020213 its reverse (3120201332001), we get a palindrome (4122532352214).

The spelling of 1002331020213 in words is "one trillion, two billion, three hundred thirty-one million, twenty thousand, two hundred thirteen".