11022221203 has 16 divisors (see below), whose sum is σ = 12730530240. Its totient is φ = 9347472000.

The previous prime is 11022221149. The next prime is 11022221257. The reversal of 11022221203 is 30212222011.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11022221149) and next prime (11022221257).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11022221203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11022221503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1175313 + ... + 1184653.

It is an arithmetic number, because the mean of its divisors is an integer number (795658140).

Almost surely, 2^11022221203 is an apocalyptic number.

11022221203 is a deficient number, since it is larger than the sum of its proper divisors (1708309037).

11022221203 is a wasteful number, since it uses less digits than its factorization.

11022221203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11118.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 11022221203 its reverse (30212222011), we get a palindrome (41234443214).

The spelling of 11022221203 in words is "eleven billion, twenty-two million, two hundred twenty-one thousand, two hundred three".