22120342 has 16 divisors (see below), whose sum is σ = 34813152. Its totient is φ = 10521280.

The previous prime is 22120337. The next prime is 22120367. The reversal of 22120342 is 24302122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7842 + ... + 10282.

It is an arithmetic number, because the mean of its divisors is an integer number (2175822).

Almost surely, 2^22120342 is an apocalyptic number.

22120342 is a deficient number, since it is larger than the sum of its proper divisors (12692810).

22120342 is a wasteful number, since it uses less digits than its factorization.

22120342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2663.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 22120342 is about 4703.2267646798. The cubic root of 22120342 is about 280.7139179672.

Adding to 22120342 its reverse (24302122), we get a palindrome (46422464).

The spelling of 22120342 in words is "twenty-two million, one hundred twenty thousand, three hundred forty-two".