20212323313211 has 16 divisors (see below), whose sum is σ = 21412245939360. Its totient is φ = 19026019134720.

The previous prime is 20212323313201. The next prime is 20212323313219. The reversal of 20212323313211 is 11231332321202.

It is a cyclic number.

It is not a de Polignac number, because 20212323313211 - 2³⁴ = 20195143444027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20212323313219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142328501 + ... + 142470441.

It is an arithmetic number, because the mean of its divisors is an integer number (1338265371210).

Almost surely, 2^{20212323313211} is an apocalyptic number.

20212323313211 is a deficient number, since it is larger than the sum of its proper divisors (1199922626149).

20212323313211 is a wasteful number, since it uses less digits than its factorization.

20212323313211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189854.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 20212323313211 its reverse (11231332321202), we get a palindrome (31443655634413).

The spelling of 20212323313211 in words is "twenty trillion, two hundred twelve billion, three hundred twenty-three million, three hundred thirteen thousand, two hundred eleven".