111222120003 has 4 divisors (see below), whose sum is σ = 148296160008. Its totient is φ = 74148080000.

The previous prime is 111222119963. The next prime is 111222120011. The reversal of 111222120003 is 300021222111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111222120003 - 2¹⁷ = 111221988931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111222120083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18537019998 + ... + 18537020003.

It is an arithmetic number, because the mean of its divisors is an integer number (37074040002).

Almost surely, 2^111222120003 is an apocalyptic number.

111222120003 is a deficient number, since it is larger than the sum of its proper divisors (37074040005).

111222120003 is an equidigital number, since it uses as much as digits as its factorization.

111222120003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37074040004.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 111222120003 its reverse (300021222111), we get a palindrome (411243342114).

The spelling of 111222120003 in words is "one hundred eleven billion, two hundred twenty-two million, one hundred twenty thousand, three".