201112122003 has 16 divisors (see below), whose sum is σ = 288787183776. Its totient is φ = 123756675840.

The previous prime is 201112121989. The next prime is 201112122019. The reversal of 201112122003 is 300221211102.

It is not a de Polignac number, because 201112122003 - 2¹⁸ = 201111859859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201112122703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1169793 + ... + 1330653.

It is an arithmetic number, because the mean of its divisors is an integer number (18049198986).

Almost surely, 2^201112122003 is an apocalyptic number.

201112122003 is a deficient number, since it is larger than the sum of its proper divisors (87675061773).

201112122003 is a wasteful number, since it uses less digits than its factorization.

201112122003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192934.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 201112122003 its reverse (300221211102), we get a palindrome (501333333105).

The spelling of 201112122003 in words is "two hundred one billion, one hundred twelve million, one hundred twenty-two thousand, three".