11423014203 has 4 divisors (see below), whose sum is σ = 15230685608. Its totient is φ = 7615342800.

The previous prime is 11423014129. The next prime is 11423014237. The reversal of 11423014203 is 30241032411.

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

It is not a de Polignac number, because 11423014203 - 2¹⁸ = 11422752059 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 11423014203.

It is not an unprimeable number, because it can be changed into a prime (11423014003) 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, 1903835698 + ... + 1903835703.

It is an arithmetic number, because the mean of its divisors is an integer number (3807671402).

Almost surely, 2^11423014203 is an apocalyptic number.

11423014203 is a deficient number, since it is larger than the sum of its proper divisors (3807671405).

11423014203 is an equidigital number, since it uses as much as digits as its factorization.

11423014203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3807671404.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 11423014203 its reverse (30241032411), we get a palindrome (41664046614).

The spelling of 11423014203 in words is "eleven billion, four hundred twenty-three million, fourteen thousand, two hundred three".