221022022120222 has 16 divisors (see below), whose sum is σ = 332734496425344. Its totient is φ = 110110574448000.

The previous prime is 221022022120139. The next prime is 221022022120247. The reversal of 221022022120222 is 222021220220122.

It is a super-2 number, since 2×221022022120222² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 221022022120193 and 221022022120202.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4126479 + ... + 21425962.

It is an arithmetic number, because the mean of its divisors is an integer number (20795906026584).

Almost surely, 2^{221022022120222} is an apocalyptic number.

221022022120222 is a deficient number, since it is larger than the sum of its proper divisors (111712474305122).

221022022120222 is a wasteful number, since it uses less digits than its factorization.

221022022120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25568115.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 221022022120222 its reverse (222021220220122), we get a palindrome (443043242340344).

The spelling of 221022022120222 in words is "two hundred twenty-one trillion, twenty-two billion, twenty-two million, one hundred twenty thousand, two hundred twenty-two".