2119221224 has 32 divisors (see below), whose sum is σ = 4213675080. Its totient is φ = 995764224.

The previous prime is 2119221199. The next prime is 2119221239. The reversal of 2119221224 is 4221229112.

It is a Cunningham number, because it is equal to 46035²-1.

It can be written as a sum of positive squares in 4 ways, for example, as 2086845124 + 32376100 = 45682^2 + 5690^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2119221193 and 2119221202.

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, 80564 + ... + 103580.

Almost surely, 2^2119221224 is an apocalyptic number.

It is an amenable number.

2119221224 is a deficient number, since it is larger than the sum of its proper divisors (2094453856).

2119221224 is a wasteful number, since it uses less digits than its factorization.

2119221224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23717 (or 23713 counting only the distinct ones).

The product of its digits is 1152, while the sum is 26.

The square root of 2119221224 is about 46034.9999891387. Note that the first 4 decimals coincide. The cubic root of 2119221224 is about 1284.4743365125.

The spelling of 2119221224 in words is "two billion, one hundred nineteen million, two hundred twenty-one thousand, two hundred twenty-four".