212023323013 has 4 divisors (see below), whose sum is σ = 212033408320. Its totient is φ = 212013237708.

The previous prime is 212023322989. The next prime is 212023323091. The reversal of 212023323013 is 310323320212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 212023323013 - 2¹³ = 212023314821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212023320013) 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, 5011053 + ... + 5053186.

It is an arithmetic number, because the mean of its divisors is an integer number (53008352080).

Almost surely, 2^212023323013 is an apocalyptic number.

It is an amenable number.

212023323013 is a deficient number, since it is larger than the sum of its proper divisors (10085307).

212023323013 is a wasteful number, since it uses less digits than its factorization.

212023323013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10085306.

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

Adding to 212023323013 its reverse (310323320212), we get a palindrome (522346643225).

The spelling of 212023323013 in words is "two hundred twelve billion, twenty-three million, three hundred twenty-three thousand, thirteen".