2003101331001 has 4 divisors (see below), whose sum is σ = 2670801774672. Its totient is φ = 1335400887332.

The previous prime is 2003101330987. The next prime is 2003101331027. The reversal of 2003101331001 is 1001331013002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2003101331001 - 2¹¹ = 2003101328953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2003101531001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333850221831 + ... + 333850221836.

It is an arithmetic number, because the mean of its divisors is an integer number (667700443668).

Almost surely, 2^{2003101331001} is an apocalyptic number.

It is an amenable number.

2003101331001 is a deficient number, since it is larger than the sum of its proper divisors (667700443671).

2003101331001 is an equidigital number, since it uses as much as digits as its factorization.

2003101331001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667700443670.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 2003101331001 its reverse (1001331013002), we get a palindrome (3004432344003).

The spelling of 2003101331001 in words is "two trillion, three billion, one hundred one million, three hundred thirty-one thousand, one".