1223301133 has 4 divisors (see below), whose sum is σ = 1253137788. Its totient is φ = 1193464480.

The previous prime is 1223301119. The next prime is 1223301143. The reversal of 1223301133 is 3311033221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 418898089 + 804403044 = 20467^2 + 28362^2 .

It is a cyclic number.

It is not a de Polignac number, because 1223301133 - 2⁹ = 1223300621 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1223301133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223301143) 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, 14918266 + ... + 14918347.

It is an arithmetic number, because the mean of its divisors is an integer number (313284447).

Almost surely, 2^1223301133 is an apocalyptic number.

It is an amenable number.

1223301133 is a deficient number, since it is larger than the sum of its proper divisors (29836655).

1223301133 is an equidigital number, since it uses as much as digits as its factorization.

1223301133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29836654.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 1223301133 is about 34975.7220511600. The cubic root of 1223301133 is about 1069.4926214140.

Adding to 1223301133 its reverse (3311033221), we get a palindrome (4534334354).

The spelling of 1223301133 in words is "one billion, two hundred twenty-three million, three hundred one thousand, one hundred thirty-three".