213022230231323 has 4 divisors (see below), whose sum is σ = 213429538511448. Its totient is φ = 212614921951200.

The previous prime is 213022230231269. The next prime is 213022230231347. The reversal of 213022230231323 is 323132032220312.

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 213022230231323 - 2¹⁴ = 213022230214939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213022230131323) 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, 203654139278 + ... + 203654140323.

It is an arithmetic number, because the mean of its divisors is an integer number (53357384627862).

Almost surely, 2^{213022230231323} is an apocalyptic number.

213022230231323 is a deficient number, since it is larger than the sum of its proper divisors (407308280125).

213022230231323 is an equidigital number, since it uses as much as digits as its factorization.

213022230231323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407308280124.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 213022230231323 its reverse (323132032220312), we get a palindrome (536154262451635).

The spelling of 213022230231323 in words is "two hundred thirteen trillion, twenty-two billion, two hundred thirty million, two hundred thirty-one thousand, three hundred twenty-three".