11422003211 has 4 divisors (see below), whose sum is σ = 11423738592. Its totient is φ = 11420267832.

The previous prime is 11422003207. The next prime is 11422003253. The reversal of 11422003211 is 11230022411.

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 11422003211 - 2² = 11422003207 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 11422003211.

It is not an unprimeable number, because it can be changed into a prime (11422003291) 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, 857780 + ... + 870993.

It is an arithmetic number, because the mean of its divisors is an integer number (2855934648).

Almost surely, 2^11422003211 is an apocalyptic number.

11422003211 is a deficient number, since it is larger than the sum of its proper divisors (1735381).

11422003211 is an equidigital number, since it uses as much as digits as its factorization.

11422003211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1735380.

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

Adding to 11422003211 its reverse (11230022411), we get a palindrome (22652025622).

It can be divided in two parts, 1142200 and 3211, that added together give a palindrome (1145411).

The spelling of 11422003211 in words is "eleven billion, four hundred twenty-two million, three thousand, two hundred eleven".