314221303 has 4 divisors (see below), whose sum is σ = 342786888. Its totient is φ = 285655720.

The previous prime is 314221291. The next prime is 314221333. The reversal of 314221303 is 303122413.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-314221303 is a prime.

It is a super-3 number, since 3×314221303³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (314221333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14282776 + ... + 14282797.

It is an arithmetic number, because the mean of its divisors is an integer number (85696722).

Almost surely, 2^314221303 is an apocalyptic number.

314221303 is a deficient number, since it is larger than the sum of its proper divisors (28565585).

314221303 is a wasteful number, since it uses less digits than its factorization.

314221303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28565584.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 314221303 is about 17726.2884722099. The cubic root of 314221303 is about 679.8480795276.

Adding to 314221303 its reverse (303122413), we get a palindrome (617343716).

The spelling of 314221303 in words is "three hundred fourteen million, two hundred twenty-one thousand, three hundred three".