110421242 has 4 divisors (see below), whose sum is σ = 165631866. Its totient is φ = 55210620.

The previous prime is 110421203. The next prime is 110421247. The reversal of 110421242 is 242124011.

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

It can be written as a sum of positive squares in only one way, i.e., 95667961 + 14753281 = 9781^2 + 3841^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 110421242.

It is not an unprimeable number, because it can be changed into a prime (110421247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27605309 + ... + 27605312.

Almost surely, 2^110421242 is an apocalyptic number.

110421242 is a deficient number, since it is larger than the sum of its proper divisors (55210624).

110421242 is an equidigital number, since it uses as much as digits as its factorization.

110421242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55210623.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 110421242 is about 10508.1512170315. The cubic root of 110421242 is about 479.7528270241.

Adding to 110421242 its reverse (242124011), we get a palindrome (352545253).

The spelling of 110421242 in words is "one hundred ten million, four hundred twenty-one thousand, two hundred forty-two".