421212314 has 16 divisors (see below), whose sum is σ = 653081856. Its totient is φ = 203536800.

The previous prime is 421212307. The next prime is 421212353. The reversal of 421212314 is 413212124.

It is a Curzon 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 in 7 ways as a sum of consecutive naturals, for example, 46094 + ... + 54470.

It is an arithmetic number, because the mean of its divisors is an integer number (40817616).

Almost surely, 2^421212314 is an apocalyptic number.

421212314 is a deficient number, since it is larger than the sum of its proper divisors (231869542).

421212314 is a wasteful number, since it uses less digits than its factorization.

421212314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9221.

The product of its digits is 384, while the sum is 20.

The square root of 421212314 is about 20523.4576521599. The cubic root of 421212314 is about 749.6070913849.

Adding to 421212314 its reverse (413212124), we get a palindrome (834424438).

The spelling of 421212314 in words is "four hundred twenty-one million, two hundred twelve thousand, three hundred fourteen".