2003312020331 has 4 divisors (see below), whose sum is σ = 2072391745200. Its totient is φ = 1934232295464.

The previous prime is 2003312020309. The next prime is 2003312020351. The reversal of 2003312020331 is 1330202133002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2003312020331 is a prime.

It is a super-2 number, since 2×2003312020331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2003312020351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34539862391 + ... + 34539862448.

It is an arithmetic number, because the mean of its divisors is an integer number (518097936300).

Almost surely, 2^{2003312020331} is an apocalyptic number.

2003312020331 is a deficient number, since it is larger than the sum of its proper divisors (69079724869).

2003312020331 is an equidigital number, since it uses as much as digits as its factorization.

2003312020331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69079724868.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 2003312020331 its reverse (1330202133002), we get a palindrome (3333514153333).

The spelling of 2003312020331 in words is "two trillion, three billion, three hundred twelve million, twenty thousand, three hundred thirty-one".