213331213022323 has 4 divisors (see below), whose sum is σ = 232724959660728. Its totient is φ = 193937466383920.

The previous prime is 213331213022321. The next prime is 213331213022393. The reversal of 213331213022323 is 323220312133312.

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 213331213022323 - 2¹ = 213331213022321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213331213022321) 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, 9696873319186 + ... + 9696873319207.

It is an arithmetic number, because the mean of its divisors is an integer number (58181239915182).

Almost surely, 2^{213331213022323} is an apocalyptic number.

213331213022323 is a deficient number, since it is larger than the sum of its proper divisors (19393746638405).

213331213022323 is a wasteful number, since it uses less digits than its factorization.

213331213022323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19393746638404.

The product of its (nonzero) digits is 23328, while the sum is 31.

Adding to 213331213022323 its reverse (323220312133312), we get a palindrome (536551525155635).

The spelling of 213331213022323 in words is "two hundred thirteen trillion, three hundred thirty-one billion, two hundred thirteen million, twenty-two thousand, three hundred twenty-three".