113822219268 has 18 divisors (see below), whose sum is σ = 287717276574. Its totient is φ = 37940739744.

The previous prime is 113822219213. The next prime is 113822219317. The reversal of 113822219268 is 862912228311.

113822219268 is a `hidden beast` number, since 1 + 1 + 382 + 2 + 2 + 1 + 9 + 268 = 666.

It can be written as a sum of positive squares in only one way, i.e., 110202753024 + 3619466244 = 331968^2 + 60162^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1580864121 + ... + 1580864192.

It is an arithmetic number, because the mean of its divisors is an integer number (15984293143).

Almost surely, 2^113822219268 is an apocalyptic number.

113822219268 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

113822219268 is an abundant number, since it is smaller than the sum of its proper divisors (173895057306).

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

113822219268 is a wasteful number, since it uses less digits than its factorization.

113822219268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3161728323 (or 3161728318 counting only the distinct ones).

The product of its digits is 165888, while the sum is 45.

The spelling of 113822219268 in words is "one hundred thirteen billion, eight hundred twenty-two million, two hundred nineteen thousand, two hundred sixty-eight".