111210111323103 has 16 divisors (see below), whose sum is σ = 159686526863360. Its totient is φ = 68436900225504.

The previous prime is 111210111323099. The next prime is 111210111323107. The reversal of 111210111323103 is 301323111012111.

It is an interprime number because it is at equal distance from previous prime (111210111323099) and next prime (111210111323107).

It is not a de Polignac number, because 111210111323103 - 2² = 111210111323099 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 111210111323103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111210111323107) 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, 38593650 + ... + 41374992.

It is an arithmetic number, because the mean of its divisors is an integer number (9980407928960).

Almost surely, 2^{111210111323103} is an apocalyptic number.

111210111323103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

111210111323103 is a deficient number, since it is larger than the sum of its proper divisors (48476415540257).

111210111323103 is a wasteful number, since it uses less digits than its factorization.

111210111323103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3806598.

The product of its (nonzero) digits is 108, while the sum is 21.

Adding to 111210111323103 its reverse (301323111012111), we get a palindrome (412533222335214).

The spelling of 111210111323103 in words is "one hundred eleven trillion, two hundred ten billion, one hundred eleven million, three hundred twenty-three thousand, one hundred three".