213132013013323 has 4 divisors (see below), whose sum is σ = 213231560896368. Its totient is φ = 213032465130280.

The previous prime is 213132013013321. The next prime is 213132013013351. The reversal of 213132013013323 is 323310310231312.

It is a happy number.

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 213132013013323 - 2¹ = 213132013013321 is a prime.

It is a super-2 number, since 2×213132013013323² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213132013013291 and 213132013013300.

It is not an unprimeable number, because it can be changed into a prime (213132013013321) 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, 49773938311 + ... + 49773942592.

It is an arithmetic number, because the mean of its divisors is an integer number (53307890224092).

Almost surely, 2^{213132013013323} is an apocalyptic number.

213132013013323 is a deficient number, since it is larger than the sum of its proper divisors (99547883045).

213132013013323 is an equidigital number, since it uses as much as digits as its factorization.

213132013013323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99547883044.

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 213132013013323 its reverse (323310310231312), we get a palindrome (536442323244635).

The spelling of 213132013013323 in words is "two hundred thirteen trillion, one hundred thirty-two billion, thirteen million, thirteen thousand, three hundred twenty-three".