111321222203 has 8 divisors (see below), whose sum is σ = 111565251072. Its totient is φ = 111077462056.

The previous prime is 111321222143. The next prime is 111321222217. The reversal of 111321222203 is 302222123111.

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

It is a cyclic number.

It is not a de Polignac number, because 111321222203 - 2¹⁴ = 111321205819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111321222403) 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 7 ways as a sum of consecutive naturals, for example, 773726 + ... + 906252.

It is an arithmetic number, because the mean of its divisors is an integer number (13945656384).

Almost surely, 2^111321222203 is an apocalyptic number.

111321222203 is a deficient number, since it is larger than the sum of its proper divisors (244028869).

111321222203 is an equidigital number, since it uses as much as digits as its factorization.

111321222203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134361.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 111321222203 its reverse (302222123111), we get a palindrome (413543345314).

The spelling of 111321222203 in words is "one hundred eleven billion, three hundred twenty-one million, two hundred twenty-two thousand, two hundred three".