20221122011011 has 4 divisors (see below), whose sum is σ = 20221141006800. Its totient is φ = 20221103015224.

The previous prime is 20221122010949. The next prime is 20221122011081. The reversal of 20221122011011 is 11011022112202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20221122011011 - 2⁷ = 20221122010883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20221122011081) 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, 7799956 + ... + 10063873.

It is an arithmetic number, because the mean of its divisors is an integer number (5055285251700).

Almost surely, 2^{20221122011011} is an apocalyptic number.

20221122011011 is a deficient number, since it is larger than the sum of its proper divisors (18995789).

20221122011011 is a wasteful number, since it uses less digits than its factorization.

20221122011011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18995788.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 20221122011011 its reverse (11011022112202), we get a palindrome (31232144123213).

The spelling of 20221122011011 in words is "twenty trillion, two hundred twenty-one billion, one hundred twenty-two million, eleven thousand, eleven".