220221012022 has 16 divisors (see below), whose sum is σ = 360369019152. Its totient is φ = 100098414720.

The previous prime is 220221012019. The next prime is 220221012023. The reversal of 220221012022 is 220210122022.

220221012022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 220221011987 and 220221012005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220221012023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1722418 + ... + 1845850.

It is an arithmetic number, because the mean of its divisors is an integer number (22523063697).

Almost surely, 2^220221012022 is an apocalyptic number.

220221012022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

220221012022 is a deficient number, since it is larger than the sum of its proper divisors (140148007130).

220221012022 is a wasteful number, since it uses less digits than its factorization.

220221012022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204543.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 220221012022 its reverse (220210122022), we get a palindrome (440431134044).

Subtracting from 220221012022 its reverse (220210122022), we obtain a square (10890000 = 3300²).

The spelling of 220221012022 in words is "two hundred twenty billion, two hundred twenty-one million, twelve thousand, twenty-two".