2111122112003 has 8 divisors (see below), whose sum is σ = 2183936294880. Its totient is φ = 2038309053760.

The previous prime is 2111122111909. The next prime is 2111122112081. The reversal of 2111122112003 is 3002112211112.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2111122112003 - 2¹⁴ = 2111122095619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2111122112503) 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 7 ways as a sum of consecutive naturals, for example, 5681426 + ... + 6041592.

It is an arithmetic number, because the mean of its divisors is an integer number (272992036860).

Almost surely, 2^{2111122112003} is an apocalyptic number.

2111122112003 is a deficient number, since it is larger than the sum of its proper divisors (72814182877).

2111122112003 is a wasteful number, since it uses less digits than its factorization.

2111122112003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562317.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 2111122112003 its reverse (3002112211112), we get a palindrome (5113234323115).

The spelling of 2111122112003 in words is "two trillion, one hundred eleven billion, one hundred twenty-two million, one hundred twelve thousand, three".