221022000001122 has 16 divisors (see below), whose sum is σ = 452324093026080. Its totient is φ = 71960651163072.

The previous prime is 221022000001073. The next prime is 221022000001199. The reversal of 221022000001122 is 221100000220122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 428337209047 + ... + 428337209562.

It is an arithmetic number, because the mean of its divisors is an integer number (28270255814130).

Almost surely, 2^{221022000001122} is an apocalyptic number.

221022000001122 is an abundant number, since it is smaller than the sum of its proper divisors (231302093024958).

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

221022000001122 is a wasteful number, since it uses less digits than its factorization.

221022000001122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856674418657.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 221022000001122 its reverse (221100000220122), we get a palindrome (442122000221244).

The spelling of 221022000001122 in words is "two hundred twenty-one trillion, twenty-two billion, one thousand, one hundred twenty-two".