222110120222020 has 12 divisors (see below), whose sum is σ = 466431252466284. Its totient is φ = 88844048088800.

The previous prime is 222110120221991. The next prime is 222110120222021. The reversal of 222110120222020 is 20222021011222.

It can be written as a sum of positive squares in 2 ways, for example, as 67289635556676 + 154820484665344 = 8203026^2 + 12442688^2 .

It is not an unprimeable number, because it can be changed into a prime (222110120222021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5552753005531 + ... + 5552753005570.

It is an arithmetic number, because the mean of its divisors is an integer number (38869271038857).

Almost surely, 2^{222110120222020} is an apocalyptic number.

222110120222020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222110120222020 is an abundant number, since it is smaller than the sum of its proper divisors (244321132244264).

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

222110120222020 is a wasteful number, since it uses less digits than its factorization.

222110120222020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11105506011110 (or 11105506011108 counting only the distinct ones).

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

Adding to 222110120222020 its reverse (20222021011222), we get a palindrome (242332141233242).

The spelling of 222110120222020 in words is "two hundred twenty-two trillion, one hundred ten billion, one hundred twenty million, two hundred twenty-two thousand, twenty".