11791092222 has 96 divisors (see below), whose sum is σ = 31731860160. Its totient is φ = 3081162240.

The previous prime is 11791092211. The next prime is 11791092227. The reversal of 11791092222 is 22229019711.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11791092227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 145522 + ... + 211562.

It is an arithmetic number, because the mean of its divisors is an integer number (330540210).

Almost surely, 2^11791092222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11791092222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15865930080).

11791092222 is an abundant number, since it is smaller than the sum of its proper divisors (19940767938).

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

11791092222 is a wasteful number, since it uses less digits than its factorization.

11791092222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66178 (or 66175 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 36.

The spelling of 11791092222 in words is "eleven billion, seven hundred ninety-one million, ninety-two thousand, two hundred twenty-two".