11199827226 has 32 divisors (see below), whose sum is σ = 25606304640. Its totient is φ = 3199113216.

The previous prime is 11199827213. The next prime is 11199827227. The reversal of 11199827226 is 62272899111.

It is a happy number.

It is a super-2 number, since 2×11199827226² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11199827227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137530 + ... + 203258.

It is an arithmetic number, because the mean of its divisors is an integer number (800197020).

Almost surely, 2^11199827226 is an apocalyptic number.

11199827226 is an abundant number, since it is smaller than the sum of its proper divisors (14406477414).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11199827226 is a wasteful number, since it uses less digits than its factorization.

11199827226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69798.

The product of its digits is 217728, while the sum is 48.

The spelling of 11199827226 in words is "eleven billion, one hundred ninety-nine million, eight hundred twenty-seven thousand, two hundred twenty-six".