111444203 has 8 divisors (see below), whose sum is σ = 120399888. Its totient is φ = 102543264.

The previous prime is 111444199. The next prime is 111444211. The reversal of 111444203 is 302444111.

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 111444203 - 2² = 111444199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111444233) 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, 9401 + ... + 17642.

It is an arithmetic number, because the mean of its divisors is an integer number (15049986).

Almost surely, 2^111444203 is an apocalyptic number.

111444203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

111444203 is a deficient number, since it is larger than the sum of its proper divisors (8955685).

111444203 is a wasteful number, since it uses less digits than its factorization.

111444203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27373.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 111444203 is about 10556.7136458275. The cubic root of 111444203 is about 481.2297791470.

Adding to 111444203 its reverse (302444111), we get a palindrome (413888314).

The spelling of 111444203 in words is "one hundred eleven million, four hundred forty-four thousand, two hundred three".