20221113211 has 8 divisors (see below), whose sum is σ = 21786987600. Its totient is φ = 18656725152.

The previous prime is 20221113169. The next prime is 20221113229. The reversal of 20221113211 is 11231112202.

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

It is not a de Polignac number, because 20221113211 - 2²⁷ = 20086895483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20221123211) 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, 343240 + ... + 397813.

It is an arithmetic number, because the mean of its divisors is an integer number (2723373450).

Almost surely, 2^20221113211 is an apocalyptic number.

20221113211 is a deficient number, since it is larger than the sum of its proper divisors (1565874389).

20221113211 is a wasteful number, since it uses less digits than its factorization.

20221113211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743165.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 20221113211 its reverse (11231112202), we get a palindrome (31452225413).

The spelling of 20221113211 in words is "twenty billion, two hundred twenty-one million, one hundred thirteen thousand, two hundred eleven".