22020212222011 has 4 divisors (see below), whose sum is σ = 22020578011800. Its totient is φ = 22019846432224.

The previous prime is 22020212221999. The next prime is 22020212222051. The reversal of 22020212222011 is 11022221202022.

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 22020212222011 - 2⁵ = 22020212221979 is a prime.

It is a super-3 number, since 3×22020212222011³ (a number of 41 digits) contains 333 as substring.

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 22020212222011.

It is not an unprimeable number, because it can be changed into a prime (22020212222051) 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, 182804581 + ... + 182924998.

It is an arithmetic number, because the mean of its divisors is an integer number (5505144502950).

Almost surely, 2^{22020212222011} is an apocalyptic number.

22020212222011 is a deficient number, since it is larger than the sum of its proper divisors (365789789).

22020212222011 is an equidigital number, since it uses as much as digits as its factorization.

22020212222011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365789788.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22020212222011 its reverse (11022221202022), we get a palindrome (33042433424033).

The spelling of 22020212222011 in words is "twenty-two trillion, twenty billion, two hundred twelve million, two hundred twenty-two thousand, eleven".