221241314 has 32 divisors (see below), whose sum is σ = 392103936. Its totient is φ = 91659600.

The previous prime is 221241313. The next prime is 221241331. The reversal of 221241314 is 413142122.

It is not an unprimeable number, because it can be changed into a prime (221241311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52589 + ... + 56639.

It is an arithmetic number, because the mean of its divisors is an integer number (12253248).

Almost surely, 2^221241314 is an apocalyptic number.

221241314 is a deficient number, since it is larger than the sum of its proper divisors (170862622).

221241314 is a wasteful number, since it uses less digits than its factorization.

221241314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4190.

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

The square root of 221241314 is about 14874.1828010819. The cubic root of 221241314 is about 604.8143354880.

Adding to 221241314 its reverse (413142122), we get a palindrome (634383436).

The spelling of 221241314 in words is "two hundred twenty-one million, two hundred forty-one thousand, three hundred fourteen".