1002203112311 has 8 divisors (see below), whose sum is σ = 1046735273040. Its totient is φ = 958589140608.

The previous prime is 1002203112259. The next prime is 1002203112329. The reversal of 1002203112311 is 1132113022001.

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 1002203112311 - 2²⁶ = 1002136003447 is a prime.

It is a super-2 number, since 2×1002203112311² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1002203112311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002203112331) 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, 229545026 + ... + 229549391.

It is an arithmetic number, because the mean of its divisors is an integer number (130841909130).

Almost surely, 2^{1002203112311} is an apocalyptic number.

1002203112311 is a deficient number, since it is larger than the sum of its proper divisors (44532160729).

1002203112311 is an equidigital number, since it uses as much as digits as its factorization.

1002203112311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459094513.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1002203112311 its reverse (1132113022001), we get a palindrome (2134316134312).

The spelling of 1002203112311 in words is "one trillion, two billion, two hundred three million, one hundred twelve thousand, three hundred eleven".