1002031021223 has 8 divisors (see below), whose sum is σ = 1005030451488. Its totient is φ = 999032500224.

The previous prime is 1002031021217. The next prime is 1002031021231. The reversal of 1002031021223 is 3221201302001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1002031021223 - 2²⁶ = 1001963912359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002031021283) 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, 2012990 + ... + 2460932.

It is an arithmetic number, because the mean of its divisors is an integer number (125628806436).

Almost surely, 2^{1002031021223} is an apocalyptic number.

1002031021223 is a deficient number, since it is larger than the sum of its proper divisors (2999430265).

1002031021223 is an equidigital number, since it uses as much as digits as its factorization.

1002031021223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454633.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1002031021223 its reverse (3221201302001), we get a palindrome (4223232323224).

The spelling of 1002031021223 in words is "one trillion, two billion, thirty-one million, twenty-one thousand, two hundred twenty-three".