313211066 has 8 divisors (see below), whose sum is σ = 536933280. Its totient is φ = 134233308.

The previous prime is 313211057. The next prime is 313211069. The reversal of 313211066 is 660112313.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (313211069) 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, 11186096 + ... + 11186123.

It is an arithmetic number, because the mean of its divisors is an integer number (67116660).

Almost surely, 2^313211066 is an apocalyptic number.

313211066 is a deficient number, since it is larger than the sum of its proper divisors (223722214).

313211066 is a wasteful number, since it uses less digits than its factorization.

313211066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22372228.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 313211066 is about 17697.7700855221. The cubic root of 313211066 is about 679.1187156096.

Adding to 313211066 its reverse (660112313), we get a palindrome (973323379).

The spelling of 313211066 in words is "three hundred thirteen million, two hundred eleven thousand, sixty-six".