11269199220 has 24 divisors (see below), whose sum is σ = 31553757984. Its totient is φ = 3005119776.

The previous prime is 11269199191. The next prime is 11269199237. The reversal of 11269199220 is 2299196211.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 93909934 + ... + 93910053.

It is an arithmetic number, because the mean of its divisors is an integer number (1314739916).

Almost surely, 2^11269199220 is an apocalyptic number.

11269199220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11269199220 is an abundant number, since it is smaller than the sum of its proper divisors (20284558764).

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

11269199220 is a wasteful number, since it uses less digits than its factorization.

11269199220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187819999 (or 187819997 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 42.

The spelling of 11269199220 in words is "eleven billion, two hundred sixty-nine million, one hundred ninety-nine thousand, two hundred twenty".