2112422219 has 4 divisors (see below), whose sum is σ = 2152279296. Its totient is φ = 2072565144.

The previous prime is 2112422197. The next prime is 2112422239. The reversal of 2112422219 is 9122242112.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2112422219 - 2²⁰ = 2111373643 is a prime.

It is a super-2 number, since 2×2112422219² = 8924655262649767922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2112422239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19928459 + ... + 19928564.

It is an arithmetic number, because the mean of its divisors is an integer number (538069824).

Almost surely, 2^2112422219 is an apocalyptic number.

2112422219 is a deficient number, since it is larger than the sum of its proper divisors (39857077).

2112422219 is an equidigital number, since it uses as much as digits as its factorization.

2112422219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39857076.

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

The square root of 2112422219 is about 45961.0946236053. The cubic root of 2112422219 is about 1283.0992238986.

The spelling of 2112422219 in words is "two billion, one hundred twelve million, four hundred twenty-two thousand, two hundred nineteen".