22222119 has 4 divisors (see below), whose sum is σ = 29629496. Its totient is φ = 14814744.

The previous prime is 22222097. The next prime is 22222129. The reversal of 22222119 is 91122222.

It is a happy number.

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

It is not a de Polignac number, because 22222119 - 2⁵ = 22222087 is a prime.

It is a super-2 number, since 2×22222119² = 987645145700322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22222095 and 22222104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22222129) 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, 3703684 + ... + 3703689.

It is an arithmetic number, because the mean of its divisors is an integer number (7407374).

Almost surely, 2^22222119 is an apocalyptic number.

22222119 is a deficient number, since it is larger than the sum of its proper divisors (7407377).

22222119 is an equidigital number, since it uses as much as digits as its factorization.

22222119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7407376.

The product of its digits is 288, while the sum is 21.

The square root of 22222119 is about 4714.0342595276. The cubic root of 22222119 is about 281.1437864616.

The spelling of 22222119 in words is "twenty-two million, two hundred twenty-two thousand, one hundred nineteen".