2003031121332 has 24 divisors (see below), whose sum is σ = 4737763110976. Its totient is φ = 658530779328.

The previous prime is 2003031121327. The next prime is 2003031121339. The reversal of 2003031121332 is 2331211303002.

It is a junction number, because it is equal to n+sod(n) for n = 2003031121299 and 2003031121308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003031121339) 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, 1143281728 + ... + 1143283479.

Almost surely, 2^{2003031121332} is an apocalyptic number.

It is an amenable number.

2003031121332 is an abundant number, since it is smaller than the sum of its proper divisors (2734731989644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2003031121332 is a wasteful number, since it uses less digits than its factorization.

2003031121332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2286565287 (or 2286565285 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 2003031121332 its reverse (2331211303002), we get a palindrome (4334242424334).

The spelling of 2003031121332 in words is "two trillion, three billion, thirty-one million, one hundred twenty-one thousand, three hundred thirty-two".