111004401203 has 4 divisors (see below), whose sum is σ = 117534071880. Its totient is φ = 104474730528.

The previous prime is 111004401133. The next prime is 111004401223. The reversal of 111004401203 is 302104400111.

It is a happy number.

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

It is not a de Polignac number, because 111004401203 - 2¹⁰ = 111004400179 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 6529670659 = 111004401203 / (1 + 1 + 1 + 0 + 0 + 4 + 4 + 0 + 1 + 2 + 0 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111004401223) 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 3 ways as a sum of consecutive naturals, for example, 3264835313 + ... + 3264835346.

It is an arithmetic number, because the mean of its divisors is an integer number (29383517970).

Almost surely, 2^111004401203 is an apocalyptic number.

111004401203 is a deficient number, since it is larger than the sum of its proper divisors (6529670677).

111004401203 is an equidigital number, since it uses as much as digits as its factorization.

111004401203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6529670676.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 111004401203 its reverse (302104400111), we get a palindrome (413108801314).

The spelling of 111004401203 in words is "one hundred eleven billion, four million, four hundred one thousand, two hundred three".