2003012201131 has 4 divisors (see below), whose sum is σ = 2006569949832. Its totient is φ = 1999454452432.

The previous prime is 2003012201129. The next prime is 2003012201149. The reversal of 2003012201131 is 1311022103002.

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

It is a cyclic number.

It is not a de Polignac number, because 2003012201131 - 2¹ = 2003012201129 is a prime.

It is a super-2 number, since 2×2003012201131² (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 (2003012211131) 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, 1778873506 + ... + 1778874631.

It is an arithmetic number, because the mean of its divisors is an integer number (501642487458).

Almost surely, 2^{2003012201131} is an apocalyptic number.

2003012201131 is a deficient number, since it is larger than the sum of its proper divisors (3557748701).

2003012201131 is an equidigital number, since it uses as much as digits as its factorization.

2003012201131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3557748700.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 2003012201131 its reverse (1311022103002), we get a palindrome (3314034304133).

The spelling of 2003012201131 in words is "two trillion, three billion, twelve million, two hundred one thousand, one hundred thirty-one".