220021221102022 has 12 divisors (see below), whose sum is σ = 345004920425340. Its totient is φ = 105227540526548.

The previous prime is 220021221101887. The next prime is 220021221102029. The reversal of 220021221102022 is 220201122120022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220021221102029) 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 5 ways as a sum of consecutive naturals, for example, 103979782072 + ... + 103979784187.

It is an arithmetic number, because the mean of its divisors is an integer number (28750410035445).

Almost surely, 2^{220021221102022} is an apocalyptic number.

220021221102022 is a deficient number, since it is larger than the sum of its proper divisors (124983699323318).

220021221102022 is a wasteful number, since it uses less digits than its factorization.

220021221102022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207959566307 (or 207959566284 counting only the distinct ones).

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

Adding to 220021221102022 its reverse (220201122120022), we get a palindrome (440222343222044).

The spelling of 220021221102022 in words is "two hundred twenty trillion, twenty-one billion, two hundred twenty-one million, one hundred two thousand, twenty-two".