314013221 has 4 divisors (see below), whose sum is σ = 316948032. Its totient is φ = 311078412.

The previous prime is 314013199. The next prime is 314013233. The reversal of 314013221 is 122310413.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 314013221 - 2²² = 309818917 is a prime.

It is a super-3 number, since 3×314013221³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 314013221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (314013241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1467245 + ... + 1467458.

It is an arithmetic number, because the mean of its divisors is an integer number (79237008).

Almost surely, 2^314013221 is an apocalyptic number.

It is an amenable number.

314013221 is a deficient number, since it is larger than the sum of its proper divisors (2934811).

314013221 is a wasteful number, since it uses less digits than its factorization.

314013221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2934810.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 314013221 is about 17720.4181948395. The cubic root of 314013221 is about 679.6979779009.

Adding to 314013221 its reverse (122310413), we get a palindrome (436323634).

It can be divided in two parts, 3140 and 13221, that added together give a palindrome (16361).

The spelling of 314013221 in words is "three hundred fourteen million, thirteen thousand, two hundred twenty-one".