220111220022 has 16 divisors (see below), whose sum is σ = 450959573232. Its totient is φ = 71580884480.

The previous prime is 220111219997. The next prime is 220111220027. The reversal of 220111220022 is 220022111022.

It is a junction number, because it is equal to n+sod(n) for n = 220111219983 and 220111220010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220111220027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 447380283 + ... + 447380774.

It is an arithmetic number, because the mean of its divisors is an integer number (28184973327).

Almost surely, 2^220111220022 is an apocalyptic number.

220111220022 is an abundant number, since it is smaller than the sum of its proper divisors (230848353210).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220111220022 is a wasteful number, since it uses less digits than its factorization.

220111220022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894761103.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 220111220022 its reverse (220022111022), we get a palindrome (440133331044).

The spelling of 220111220022 in words is "two hundred twenty billion, one hundred eleven million, two hundred twenty thousand, twenty-two".