320203214 has 4 divisors (see below), whose sum is σ = 480304824. Its totient is φ = 160101606.

The previous prime is 320203199. The next prime is 320203243. The reversal of 320203214 is 412302023.

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

It is a junction number, because it is equal to n+sod(n) for n = 320203192 and 320203201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80050802 + ... + 80050805.

It is an arithmetic number, because the mean of its divisors is an integer number (120076206).

Almost surely, 2^320203214 is an apocalyptic number.

320203214 is a deficient number, since it is larger than the sum of its proper divisors (160101610).

320203214 is a wasteful number, since it uses less digits than its factorization.

320203214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160101609.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 320203214 is about 17894.2229224965. Note that the first 3 decimals coincide. The cubic root of 320203214 is about 684.1351359709.

Adding to 320203214 its reverse (412302023), we get a palindrome (732505237).

The spelling of 320203214 in words is "three hundred twenty million, two hundred three thousand, two hundred fourteen".