111133202401 has 4 divisors (see below), whose sum is σ = 119681910292. Its totient is φ = 102584494512.

The previous prime is 111133202377. The next prime is 111133202443. The reversal of 111133202401 is 104202331111.

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

It can be written as a sum of positive squares in 2 ways, for example, as 21645471376 + 89487731025 = 147124^2 + 299145^2 .

It is a cyclic number.

It is not a de Polignac number, because 111133202401 - 2²¹ = 111131105249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111133202471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4274353926 + ... + 4274353951.

It is an arithmetic number, because the mean of its divisors is an integer number (29920477573).

Almost surely, 2^111133202401 is an apocalyptic number.

It is an amenable number.

111133202401 is a deficient number, since it is larger than the sum of its proper divisors (8548707891).

111133202401 is an equidigital number, since it uses as much as digits as its factorization.

111133202401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8548707890.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 111133202401 its reverse (104202331111), we get a palindrome (215335533512).

The spelling of 111133202401 in words is "one hundred eleven billion, one hundred thirty-three million, two hundred two thousand, four hundred one".