22142119 has 4 divisors (see below), whose sum is σ = 22657096. Its totient is φ = 21627144.

The previous prime is 22142117. The next prime is 22142147. The reversal of 22142119 is 91124122.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91124122 = 2 ⋅45562061.

It is a cyclic number.

It is not a de Polignac number, because 22142119 - 2¹ = 22142117 is a prime.

It is a super-2 number, since 2×22142119² = 980546867620322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22142119.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22142111) 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, 257424 + ... + 257509.

It is an arithmetic number, because the mean of its divisors is an integer number (5664274).

Almost surely, 2^22142119 is an apocalyptic number.

22142119 is a deficient number, since it is larger than the sum of its proper divisors (514977).

22142119 is an equidigital number, since it uses as much as digits as its factorization.

22142119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514976.

The product of its digits is 288, while the sum is 22.

The square root of 22142119 is about 4705.5413078625. The cubic root of 22142119 is about 280.8060066883.

The spelling of 22142119 in words is "twenty-two million, one hundred forty-two thousand, one hundred nineteen".