212013301323 has 4 divisors (see below), whose sum is σ = 282684401768. Its totient is φ = 141342200880.

The previous prime is 212013301303. The next prime is 212013301337. The reversal of 212013301323 is 323103310212.

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

It is not a de Polignac number, because 212013301323 - 2⁶ = 212013301259 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 212013301323.

It is not an unprimeable number, because it can be changed into a prime (212013301303) 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, 35335550218 + ... + 35335550223.

It is an arithmetic number, because the mean of its divisors is an integer number (70671100442).

Almost surely, 2^212013301323 is an apocalyptic number.

212013301323 is a deficient number, since it is larger than the sum of its proper divisors (70671100445).

212013301323 is an equidigital number, since it uses as much as digits as its factorization.

212013301323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70671100444.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 212013301323 its reverse (323103310212), we get a palindrome (535116611535).

The spelling of 212013301323 in words is "two hundred twelve billion, thirteen million, three hundred one thousand, three hundred twenty-three".