1223201105 has 8 divisors (see below), whose sum is σ = 1677532992. Its totient is φ = 838766448.

The previous prime is 1223201099. The next prime is 1223201107. The reversal of 1223201105 is 5011023221.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1223201105 - 2⁶ = 1223201041 is a prime.

It is a super-3 number, since 3×1223201105³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1223201107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17474267 + ... + 17474336.

It is an arithmetic number, because the mean of its divisors is an integer number (209691624).

Almost surely, 2^1223201105 is an apocalyptic number.

It is an amenable number.

1223201105 is a deficient number, since it is larger than the sum of its proper divisors (454331887).

1223201105 is an equidigital number, since it uses as much as digits as its factorization.

1223201105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34948615.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1223201105 is about 34974.2920585964. The cubic root of 1223201105 is about 1069.4634702042.

Adding to 1223201105 its reverse (5011023221), we get a palindrome (6234224326).

The spelling of 1223201105 in words is "one billion, two hundred twenty-three million, two hundred one thousand, one hundred five".