2003312233321 has 16 divisors (see below), whose sum is σ = 2342487664000. Its totient is φ = 1712521110384.

The previous prime is 2003312233267. The next prime is 2003312233331. The reversal of 2003312233321 is 1233322133002.

It is not a de Polignac number, because 2003312233321 - 2³⁷ = 1865873279849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2003312233331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7701231 + ... + 7957108.

It is an arithmetic number, because the mean of its divisors is an integer number (146405479000).

Almost surely, 2^{2003312233321} is an apocalyptic number.

It is an amenable number.

2003312233321 is a deficient number, since it is larger than the sum of its proper divisors (339175430679).

2003312233321 is an equidigital number, since it uses as much as digits as its factorization.

2003312233321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15658733 (or 15658719 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 2003312233321 its reverse (1233322133002), we get a palindrome (3236634366323).

The spelling of 2003312233321 in words is "two trillion, three billion, three hundred twelve million, two hundred thirty-three thousand, three hundred twenty-one".