220022100022 has 4 divisors (see below), whose sum is σ = 330033150036. Its totient is φ = 110011050010.

The previous prime is 220022099993. The next prime is 220022100029. The reversal of 220022100022 is 220001220022.

220022100022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 220022099975 and 220022100011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220022100029) 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 as a sum of consecutive naturals, namely, 55005525004 + ... + 55005525007.

It is an arithmetic number, because the mean of its divisors is an integer number (82508287509).

Almost surely, 2^220022100022 is an apocalyptic number.

220022100022 is a deficient number, since it is larger than the sum of its proper divisors (110011050014).

220022100022 is a wasteful number, since it uses less digits than its factorization.

220022100022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110011050013.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 220022100022 its reverse (220001220022), we get a palindrome (440023320044).

The spelling of 220022100022 in words is "two hundred twenty billion, twenty-two million, one hundred thousand, twenty-two".