11199229372 has 24 divisors (see below), whose sum is σ = 20026992384. Its totient is φ = 5477366832.

The previous prime is 11199229357. The next prime is 11199229403. The reversal of 11199229372 is 27392299111.

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, 335043 + ... + 366949.

It is an arithmetic number, because the mean of its divisors is an integer number (834458016).

Almost surely, 2^11199229372 is an apocalyptic number.

It is an amenable number.

11199229372 is a deficient number, since it is larger than the sum of its proper divisors (8827763012).

11199229372 is a wasteful number, since it uses less digits than its factorization.

11199229372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33825 (or 33823 counting only the distinct ones).

The product of its digits is 122472, while the sum is 46.

The spelling of 11199229372 in words is "eleven billion, one hundred ninety-nine million, two hundred twenty-nine thousand, three hundred seventy-two".