11219180172 has 12 divisors (see below), whose sum is σ = 26178087096. Its totient is φ = 3739726720.

The previous prime is 11219180153. The next prime is 11219180191. The reversal of 11219180172 is 27108191211.

11219180172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11219180153) and next prime (11219180191).

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 467465829 + ... + 467465852.

It is an arithmetic number, because the mean of its divisors is an integer number (2181507258).

Almost surely, 2^11219180172 is an apocalyptic number.

11219180172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11219180172 is an abundant number, since it is smaller than the sum of its proper divisors (14958906924).

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

11219180172 is a wasteful number, since it uses less digits than its factorization.

11219180172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934931688 (or 934931686 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 33.

The spelling of 11219180172 in words is "eleven billion, two hundred nineteen million, one hundred eighty thousand, one hundred seventy-two".