111222110110203 has 8 divisors (see below), whose sum is σ = 164773496459600. Its totient is φ = 74148073406784.

The previous prime is 111222110110193. The next prime is 111222110110207. The reversal of 111222110110203 is 302011011222111.

It is a happy number.

It is not a de Polignac number, because 111222110110203 - 2³⁸ = 110947232203259 is a prime.

It is a super-2 number, since 2×111222110110203² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111222110110207) 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, 2059668705718 + ... + 2059668705771.

It is an arithmetic number, because the mean of its divisors is an integer number (20596687057450).

Almost surely, 2^{111222110110203} is an apocalyptic number.

111222110110203 is a deficient number, since it is larger than the sum of its proper divisors (53551386349397).

111222110110203 is an equidigital number, since it uses as much as digits as its factorization.

111222110110203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4119337411498 (or 4119337411492 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 111222110110203 its reverse (302011011222111), we get a palindrome (413233121332314).

The spelling of 111222110110203 in words is "one hundred eleven trillion, two hundred twenty-two billion, one hundred ten million, one hundred ten thousand, two hundred three".