2003131102001 has 4 divisors (see below), whose sum is σ = 2003191150692. Its totient is φ = 2003071053312.

The previous prime is 2003131101997. The next prime is 2003131102043. The reversal of 2003131102001 is 1002011313002.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1497745182976 + 505385919025 = 1223824^2 + 710905^2 .

It is a cyclic number.

It is not a de Polignac number, because 2003131102001 - 2² = 2003131101997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2003131108001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29974280 + ... + 30041033.

It is an arithmetic number, because the mean of its divisors is an integer number (500797787673).

Almost surely, 2^{2003131102001} is an apocalyptic number.

It is an amenable number.

2003131102001 is a deficient number, since it is larger than the sum of its proper divisors (60048691).

2003131102001 is an equidigital number, since it uses as much as digits as its factorization.

2003131102001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60048690.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 2003131102001 its reverse (1002011313002), we get a palindrome (3005142415003).

The spelling of 2003131102001 in words is "two trillion, three billion, one hundred thirty-one million, one hundred two thousand, one".