22020211212011 has 8 divisors (see below), whose sum is σ = 23354441834400. Its totient is φ = 20690305487488.

The previous prime is 22020211211993. The next prime is 22020211212019. The reversal of 22020211212011 is 11021211202022.

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 22020211212011 - 2¹⁴ = 22020211195627 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22020211212019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1081213976 + ... + 1081234341.

It is an arithmetic number, because the mean of its divisors is an integer number (2919305229300).

Almost surely, 2^{22020211212011} is an apocalyptic number.

22020211212011 is a deficient number, since it is larger than the sum of its proper divisors (1334230622389).

22020211212011 is a wasteful number, since it uses less digits than its factorization.

22020211212011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2162448933.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22020211212011 its reverse (11021211202022), we get a palindrome (33041422414033).

The spelling of 22020211212011 in words is "twenty-two trillion, twenty billion, two hundred eleven million, two hundred twelve thousand, eleven".