311320211313233 has 8 divisors (see below), whose sum is σ = 311348818872000. Its totient is φ = 311291604434448.

The previous prime is 311320211313197. The next prime is 311320211313401. The reversal of 311320211313233 is 332313112023113.

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

It is a cyclic number.

It is not a de Polignac number, because 311320211313233 - 2¹⁶ = 311320211247697 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 311320211313196 and 311320211313205.

It is not an unprimeable number, because it can be changed into a prime (311320211319233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1468738943 + ... + 1468950891.

It is an arithmetic number, because the mean of its divisors is an integer number (38918602359000).

Almost surely, 2^{311320211313233} is an apocalyptic number.

It is an amenable number.

311320211313233 is a deficient number, since it is larger than the sum of its proper divisors (28607558767).

311320211313233 is a wasteful number, since it uses less digits than its factorization.

311320211313233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339991.

The product of its (nonzero) digits is 5832, while the sum is 29.

Adding to 311320211313233 its reverse (332313112023113), we get a palindrome (643633323336346).

The spelling of 311320211313233 in words is "three hundred eleven trillion, three hundred twenty billion, two hundred eleven million, three hundred thirteen thousand, two hundred thirty-three".