1115103233401 has 4 divisors (see below), whose sum is σ = 1115109186804. Its totient is φ = 1115097280000.

The previous prime is 1115103233393. The next prime is 1115103233441. The reversal of 1115103233401 is 1043323015111.

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 852445958400 + 262657275001 = 923280^2 + 512501^2 .

It is a cyclic number.

It is not a de Polignac number, because 1115103233401 - 2³ = 1115103233393 is a prime.

It is a super-2 number, since 2×1115103233401² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1115103233441) 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, 2686300 + ... + 3073501.

It is an arithmetic number, because the mean of its divisors is an integer number (278777296701).

Almost surely, 2^{1115103233401} is an apocalyptic number.

It is an amenable number.

1115103233401 is a deficient number, since it is larger than the sum of its proper divisors (5953403).

1115103233401 is an equidigital number, since it uses as much as digits as its factorization.

1115103233401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5953402.

The product of its (nonzero) digits is 1080, while the sum is 25.

Adding to 1115103233401 its reverse (1043323015111), we get a palindrome (2158426248512).

The spelling of 1115103233401 in words is "one trillion, one hundred fifteen billion, one hundred three million, two hundred thirty-three thousand, four hundred one".