221223130022 has 16 divisors (see below), whose sum is σ = 339565174080. Its totient is φ = 108034941672.

The previous prime is 221223130003. The next prime is 221223130033. The reversal of 221223130022 is 220031322122.

It is a happy number.

221223130022 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 = 221223129976 and 221223130003.

It is a congruent number.

It is an unprimeable number.

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, 4239929 + ... + 4291787.

It is an arithmetic number, because the mean of its divisors is an integer number (21222823380).

Almost surely, 2^221223130022 is an apocalyptic number.

221223130022 is a deficient number, since it is larger than the sum of its proper divisors (118342044058).

221223130022 is a wasteful number, since it uses less digits than its factorization.

221223130022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101507.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 221223130022 its reverse (220031322122), we get a palindrome (441254452144).

The spelling of 221223130022 in words is "two hundred twenty-one billion, two hundred twenty-three million, one hundred thirty thousand, twenty-two".