2201112523 has 4 divisors (see below), whose sum is σ = 2203508560. Its totient is φ = 2198716488.

The previous prime is 2201112521. The next prime is 2201112539. The reversal of 2201112523 is 3252111022.

2201112523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2201112523 - 2¹ = 2201112521 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2201112523.

It is not an unprimeable number, because it can be changed into a prime (2201112521) 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, 1196640 + ... + 1198477.

It is an arithmetic number, because the mean of its divisors is an integer number (550877140).

Almost surely, 2^2201112523 is an apocalyptic number.

2201112523 is a deficient number, since it is larger than the sum of its proper divisors (2396037).

2201112523 is an equidigital number, since it uses as much as digits as its factorization.

2201112523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2396036.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 2201112523 is about 46916.0156343226. The cubic root of 2201112523 is about 1300.8106429218.

Adding to 2201112523 its reverse (3252111022), we get a palindrome (5453223545).

The spelling of 2201112523 in words is "two billion, two hundred one million, one hundred twelve thousand, five hundred twenty-three".