42110223 has 4 divisors (see below), whose sum is σ = 56146968. Its totient is φ = 28073480.

The previous prime is 42110209. The next prime is 42110227. The reversal of 42110223 is 32201124.

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 42110223 - 2²⁵ = 8555791 is a prime.

It is a super-2 number, since 2×42110223² = 3546541762219458, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42110227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7018368 + ... + 7018373.

It is an arithmetic number, because the mean of its divisors is an integer number (14036742).

Almost surely, 2^42110223 is an apocalyptic number.

42110223 is a deficient number, since it is larger than the sum of its proper divisors (14036745).

42110223 is a wasteful number, since it uses less digits than its factorization.

42110223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14036744.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 42110223 is about 6489.2390154779. The cubic root of 42110223 is about 347.9064767180.

Adding to 42110223 its reverse (32201124), we get a palindrome (74311347).

Subtracting from 42110223 its reverse (32201124), we obtain a palindrome (9909099).

The spelling of 42110223 in words is "forty-two million, one hundred ten thousand, two hundred twenty-three".