212023313329 has 4 divisors (see below), whose sum is σ = 212164758000. Its totient is φ = 211881868660.

The previous prime is 212023313233. The next prime is 212023313339. The reversal of 212023313329 is 923313320212.

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 212023313329 - 2²³ = 212014924721 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 212023313329.

It is not an unprimeable number, because it can be changed into a prime (212023313339) 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, 70720087 + ... + 70723084.

It is an arithmetic number, because the mean of its divisors is an integer number (53041189500).

Almost surely, 2^212023313329 is an apocalyptic number.

It is an amenable number.

212023313329 is a deficient number, since it is larger than the sum of its proper divisors (141444671).

212023313329 is a wasteful number, since it uses less digits than its factorization.

212023313329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141444670.

The product of its (nonzero) digits is 11664, while the sum is 31.

The spelling of 212023313329 in words is "two hundred twelve billion, twenty-three million, three hundred thirteen thousand, three hundred twenty-nine".