11042242203 has 32 divisors (see below), whose sum is σ = 15800279040. Its totient is φ = 6835207680.

The previous prime is 11042242093. The next prime is 11042242207. The reversal of 11042242203 is 30224224011.

It is not a de Polignac number, because 11042242203 - 2¹⁴ = 11042225819 is a prime.

It is a super-2 number, since 2×11042242203² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11042242203.

It is not an unprimeable number, because it can be changed into a prime (11042242207) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1167628 + ... + 1177046.

It is an arithmetic number, because the mean of its divisors is an integer number (493758720).

Almost surely, 2^11042242203 is an apocalyptic number.

11042242203 is a deficient number, since it is larger than the sum of its proper divisors (4758036837).

11042242203 is a wasteful number, since it uses less digits than its factorization.

11042242203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9747.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 11042242203 its reverse (30224224011), we get a palindrome (41266466214).

The spelling of 11042242203 in words is "eleven billion, forty-two million, two hundred forty-two thousand, two hundred three".