320214211 has 4 divisors (see below), whose sum is σ = 334136592. Its totient is φ = 306291832.

The previous prime is 320214197. The next prime is 320214229. The reversal of 320214211 is 112412023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 112412023 = 79 ⋅1422937.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320214211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320214311) 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, 6961156 + ... + 6961201.

It is an arithmetic number, because the mean of its divisors is an integer number (83534148).

Almost surely, 2^320214211 is an apocalyptic number.

320214211 is a deficient number, since it is larger than the sum of its proper divisors (13922381).

320214211 is a wasteful number, since it uses less digits than its factorization.

320214211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13922380.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 320214211 is about 17894.5301978007. The cubic root of 320214211 is about 684.1429678182.

Adding to 320214211 its reverse (112412023), we get a palindrome (432626234).

The spelling of 320214211 in words is "three hundred twenty million, two hundred fourteen thousand, two hundred eleven".