223165561322 has 48 divisors (see below), whose sum is σ = 370298174400. Its totient is φ = 100792560000.

The previous prime is 223165561301. The next prime is 223165561369.

223165561322 is nontrivially palindromic in base 10.

It is a super-3 number, since 3×223165561322³ (a number of 35 digits) contains 333 as substring.

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 23 ways as a sum of consecutive naturals, for example, 26661554 + ... + 26669922.

It is an arithmetic number, because the mean of its divisors is an integer number (7714545300).

Almost surely, 2^223165561322 is an apocalyptic number.

223165561322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

223165561322 is a deficient number, since it is larger than the sum of its proper divisors (147132613078).

223165561322 is a wasteful number, since it uses less digits than its factorization.

223165561322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9083 (or 9072 counting only the distinct ones).

The product of its digits is 129600, while the sum is 38.

It can be divided in two parts, 223165 and 561322, that added together give a palindrome (784487).

The spelling of 223165561322 in words is "two hundred twenty-three billion, one hundred sixty-five million, five hundred sixty-one thousand, three hundred twenty-two".