111100860003 has 8 divisors (see below), whose sum is σ = 169296548608. Its totient is φ = 63486205704.

The previous prime is 111100859999. The next prime is 111100860007. The reversal of 111100860003 is 300068001111.

It is an interprime number because it is at equal distance from previous prime (111100859999) and next prime (111100860007).

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

It is not a de Polignac number, because 111100860003 - 2² = 111100859999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 5290517143 = 111100860003 / (1 + 1 + 1 + 1 + 0 + 0 + 8 + 6 + 0 + 0 + 0 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111100860007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2645258551 + ... + 2645258592.

It is an arithmetic number, because the mean of its divisors is an integer number (21162068576).

Almost surely, 2^111100860003 is an apocalyptic number.

111100860003 is a deficient number, since it is larger than the sum of its proper divisors (58195688605).

111100860003 is an equidigital number, since it uses as much as digits as its factorization.

111100860003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5290517153.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 111100860003 its reverse (300068001111), we get a palindrome (411168861114).

The spelling of 111100860003 in words is "one hundred eleven billion, one hundred million, eight hundred sixty thousand, three".