2003112201311 has 36 divisors (see below), whose sum is σ = 2232953506224. Its totient is φ = 1796070931200.

The previous prime is 2003112201289. The next prime is 2003112201317. The reversal of 2003112201311 is 1131022113002.

It is not a de Polignac number, because 2003112201311 - 2³⁴ = 1985932332127 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2003112201311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003112201317) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 145981931 + ... + 145995651.

It is an arithmetic number, because the mean of its divisors is an integer number (62026486284).

Almost surely, 2^{2003112201311} is an apocalyptic number.

2003112201311 is a deficient number, since it is larger than the sum of its proper divisors (229841304913).

2003112201311 is a wasteful number, since it uses less digits than its factorization.

2003112201311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14452 (or 14402 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 2003112201311 its reverse (1131022113002), we get a palindrome (3134134314313).

The spelling of 2003112201311 in words is "two trillion, three billion, one hundred twelve million, two hundred one thousand, three hundred eleven".