213113301323 has 4 divisors (see below), whose sum is σ = 229506632208. Its totient is φ = 196719970440.

The previous prime is 213113301301. The next prime is 213113301343. The reversal of 213113301323 is 323103311312.

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 213113301323 - 2¹⁶ = 213113235787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213113301343) 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, 8196665423 + ... + 8196665448.

It is an arithmetic number, because the mean of its divisors is an integer number (57376658052).

Almost surely, 2^213113301323 is an apocalyptic number.

213113301323 is a deficient number, since it is larger than the sum of its proper divisors (16393330885).

213113301323 is a wasteful number, since it uses less digits than its factorization.

213113301323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16393330884.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 213113301323 its reverse (323103311312), we get a palindrome (536216612635).

The spelling of 213113301323 in words is "two hundred thirteen billion, one hundred thirteen million, three hundred one thousand, three hundred twenty-three".