212013230323 has 4 divisors (see below), whose sum is σ = 212023571328. Its totient is φ = 212002889320.

The previous prime is 212013230321. The next prime is 212013230333. The reversal of 212013230323 is 323032310212.

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 212013230323 - 2¹ = 212013230321 is a prime.

It is a super-3 number, since 3×212013230323³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212013230294 and 212013230303.

It is not an unprimeable number, because it can be changed into a prime (212013230321) 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, 5139688 + ... + 5180773.

It is an arithmetic number, because the mean of its divisors is an integer number (53005892832).

Almost surely, 2^212013230323 is an apocalyptic number.

212013230323 is a deficient number, since it is larger than the sum of its proper divisors (10341005).

212013230323 is a wasteful number, since it uses less digits than its factorization.

212013230323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10341004.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 212013230323 its reverse (323032310212), we get a palindrome (535045540535).

The spelling of 212013230323 in words is "two hundred twelve billion, thirteen million, two hundred thirty thousand, three hundred twenty-three".