20211113323 has 8 divisors (see below), whose sum is σ = 21401794080. Its totient is φ = 19020631680.

The previous prime is 20211113317. The next prime is 20211113339. The reversal of 20211113323 is 32331111202.

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 20211113323 - 2⁵ = 20211113291 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 20211113323.

It is not an unprimeable number, because it can be changed into a prime (20211113123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193113 + ... + 278773.

It is an arithmetic number, because the mean of its divisors is an integer number (2675224260).

Almost surely, 2^20211113323 is an apocalyptic number.

20211113323 is a deficient number, since it is larger than the sum of its proper divisors (1190680757).

20211113323 is a wasteful number, since it uses less digits than its factorization.

20211113323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99557.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 20211113323 its reverse (32331111202), we get a palindrome (52542224525).

The spelling of 20211113323 in words is "twenty billion, two hundred eleven million, one hundred thirteen thousand, three hundred twenty-three".