213332322324331 has 4 divisors (see below), whose sum is σ = 243808368370672. Its totient is φ = 182856276277992.

The previous prime is 213332322324323. The next prime is 213332322324337. The reversal of 213332322324331 is 133423223233312.

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

It is a cyclic number.

It is not a de Polignac number, because 213332322324331 - 2³ = 213332322324323 is a prime.

It is a super-2 number, since 2×213332322324331² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (213332322324337) 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, 15238023023160 + ... + 15238023023173.

It is an arithmetic number, because the mean of its divisors is an integer number (60952092092668).

Almost surely, 2^{213332322324331} is an apocalyptic number.

213332322324331 is a deficient number, since it is larger than the sum of its proper divisors (30476046046341).

213332322324331 is an equidigital number, since it uses as much as digits as its factorization.

213332322324331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30476046046340.

The product of its digits is 279936, while the sum is 37.

Adding to 213332322324331 its reverse (133423223233312), we get a palindrome (346755545557643).

The spelling of 213332322324331 in words is "two hundred thirteen trillion, three hundred thirty-two billion, three hundred twenty-two million, three hundred twenty-four thousand, three hundred thirty-one".