221322343223122 has 8 divisors (see below), whose sum is σ = 351511956883836. Its totient is φ = 104151690928512.

The previous prime is 221322343223089. The next prime is 221322343223129.

It is a happy number.

221322343223122 is nontrivially palindromic in base 10.

221322343223122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 217341276765001 + 3981066458121 = 14742499^2 + 1995261^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (34), and also a Moran number because the ratio is a prime number: 6509480683033 = 221322343223122 / (2 + 2 + 1 + 3 + 2 + 2 + 3 + 4 + 3 + 2 + 2 + 3 + 1 + 2 + 2).

It is not an unprimeable number, because it can be changed into a prime (221322343223129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3254740341483 + ... + 3254740341550.

Almost surely, 2^{221322343223122} is an apocalyptic number.

221322343223122 is a deficient number, since it is larger than the sum of its proper divisors (130189613660714).

221322343223122 is a wasteful number, since it uses less digits than its factorization.

221322343223122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6509480683052.

The product of its digits is 82944, while the sum is 34.

The spelling of 221322343223122 in words is "two hundred twenty-one trillion, three hundred twenty-two billion, three hundred forty-three million, two hundred twenty-three thousand, one hundred twenty-two".