111112213003 has 4 divisors (see below), whose sum is σ = 121213323288. Its totient is φ = 101011102720.

The previous prime is 111112212989. The next prime is 111112213039. The reversal of 111112213003 is 300312211111.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-111112213003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111112213403) 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, 5050555126 + ... + 5050555147.

It is an arithmetic number, because the mean of its divisors is an integer number (30303330822).

Almost surely, 2^111112213003 is an apocalyptic number.

111112213003 is a deficient number, since it is larger than the sum of its proper divisors (10101110285).

111112213003 is a wasteful number, since it uses less digits than its factorization.

111112213003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10101110284.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 111112213003 its reverse (300312211111), we get a palindrome (411424424114).

The spelling of 111112213003 in words is "one hundred eleven billion, one hundred twelve million, two hundred thirteen thousand, three".