212023313311 has 8 divisors (see below), whose sum is σ = 214814720000. Its totient is φ = 209234595960.

The previous prime is 212023313233. The next prime is 212023313339. The reversal of 212023313311 is 113313320212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 212023313311 - 2²¹ = 212021216159 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 (212023313011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 513375 + ... + 829216.

It is an arithmetic number, because the mean of its divisors is an integer number (26851840000).

Almost surely, 2^212023313311 is an apocalyptic number.

212023313311 is a deficient number, since it is larger than the sum of its proper divisors (2791406689).

212023313311 is a wasteful number, since it uses less digits than its factorization.

212023313311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344669.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 212023313311 its reverse (113313320212), we get a palindrome (325336633523).

The spelling of 212023313311 in words is "two hundred twelve billion, twenty-three million, three hundred thirteen thousand, three hundred eleven".