2119221226 has 8 divisors (see below), whose sum is σ = 3288446820. Its totient is φ = 1023072288.

The previous prime is 2119221199. The next prime is 2119221239. The reversal of 2119221226 is 6221229112.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2119221225 + 1 = 46035^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2119221194 and 2119221203.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18269091 + ... + 18269206.

Almost surely, 2^2119221226 is an apocalyptic number.

2119221226 is a deficient number, since it is larger than the sum of its proper divisors (1169225594).

2119221226 is a wasteful number, since it uses less digits than its factorization.

2119221226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36538328.

The product of its digits is 1728, while the sum is 28.

The square root of 2119221226 is about 46035.0000108613. Note that the first 4 decimals coincide. The cubic root of 2119221226 is about 1284.4743369166.

The spelling of 2119221226 in words is "two billion, one hundred nineteen million, two hundred twenty-one thousand, two hundred twenty-six".