220324142 has 4 divisors (see below), whose sum is σ = 330486216. Its totient is φ = 110162070.

The previous prime is 220324121. The next prime is 220324187. The reversal of 220324142 is 241423022.

220324142 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 241423022 = 2 ⋅120711511.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55081034 + ... + 55081037.

It is an arithmetic number, because the mean of its divisors is an integer number (82621554).

Almost surely, 2^220324142 is an apocalyptic number.

220324142 is a deficient number, since it is larger than the sum of its proper divisors (110162074).

220324142 is a wasteful number, since it uses less digits than its factorization.

220324142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110162073.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 220324142 is about 14843.3197769232. The cubic root of 220324142 is about 603.9774105991.

Adding to 220324142 its reverse (241423022), we get a palindrome (461747164).

The spelling of 220324142 in words is "two hundred twenty million, three hundred twenty-four thousand, one hundred forty-two".