133223111202313 has 6 divisors (see below), whose sum is σ = 146435320577882. Its totient is φ = 121111919274720.

The previous prime is 133223111202289. The next prime is 133223111202317. The reversal of 133223111202313 is 313202111322331.

It can be written as a sum of positive squares in only one way, i.e., 107774234184969 + 25448877017344 = 10381437^2 + 5044688^2 .

It is a de Polignac number, because none of the positive numbers 2^k-133223111202313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133223111202317) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 550508723856 + ... + 550508724097.

Almost surely, 2^{133223111202313} is an apocalyptic number.

It is an amenable number.

133223111202313 is a deficient number, since it is larger than the sum of its proper divisors (13212209375569).

133223111202313 is a wasteful number, since it uses less digits than its factorization.

133223111202313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101017447975 (or 1101017447964 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 133223111202313 its reverse (313202111322331), we get a palindrome (446425222524644).

The spelling of 133223111202313 in words is "one hundred thirty-three trillion, two hundred twenty-three billion, one hundred eleven million, two hundred two thousand, three hundred thirteen".