111220011203 has 12 divisors (see below), whose sum is σ = 135003528720. Its totient is φ = 91186592112.

The previous prime is 111220011173. The next prime is 111220011209. The reversal of 111220011203 is 302110022111.

It is not a de Polignac number, because 111220011203 - 2¹⁶ = 111219945667 is a prime.

It is a super-3 number, since 3×111220011203³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (111220011209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49342268 + ... + 49344521.

It is an arithmetic number, because the mean of its divisors is an integer number (11250294060).

Almost surely, 2^111220011203 is an apocalyptic number.

111220011203 is a deficient number, since it is larger than the sum of its proper divisors (23783517517).

111220011203 is an equidigital number, since it uses as much as digits as its factorization.

111220011203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98686826 (or 98686819 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 111220011203 its reverse (302110022111), we get a palindrome (413330033314).

The spelling of 111220011203 in words is "one hundred eleven billion, two hundred twenty million, eleven thousand, two hundred three".