314221121 has 4 divisors (see below), whose sum is σ = 317460612. Its totient is φ = 310981632.

The previous prime is 314221109. The next prime is 314221123. The reversal of 314221121 is 121122413.

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

It can be written as a sum of positive squares in 2 ways, for example, as 212110096 + 102111025 = 14564^2 + 10105^2 .

It is a cyclic number.

It is not a de Polignac number, because 314221121 - 2²² = 310026817 is a prime.

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 314221121.

It is not an unprimeable number, because it can be changed into a prime (314221123) 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, 1619600 + ... + 1619793.

It is an arithmetic number, because the mean of its divisors is an integer number (79365153).

Almost surely, 2^314221121 is an apocalyptic number.

It is an amenable number.

314221121 is a deficient number, since it is larger than the sum of its proper divisors (3239491).

314221121 is an equidigital number, since it uses as much as digits as its factorization.

314221121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3239490.

The product of its digits is 96, while the sum is 17.

The square root of 314221121 is about 17726.2833385907. The cubic root of 314221121 is about 679.8479482694.

Adding to 314221121 its reverse (121122413), we get a palindrome (435343534).

The spelling of 314221121 in words is "three hundred fourteen million, two hundred twenty-one thousand, one hundred twenty-one".