1312300323233 has 4 divisors (see below), whose sum is σ = 1333813443348. Its totient is φ = 1290787203120.

The previous prime is 1312300323227. The next prime is 1312300323241. The reversal of 1312300323233 is 3323230032131.

It is a happy number.

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 263300344384 + 1048999978849 = 513128^2 + 1024207^2 .

It is a cyclic number.

It is not a de Polignac number, because 1312300323233 - 2¹⁸ = 1312300061089 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1312300323253) 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, 10756559966 + ... + 10756560087.

It is an arithmetic number, because the mean of its divisors is an integer number (333453360837).

Almost surely, 2^{1312300323233} is an apocalyptic number.

It is an amenable number.

1312300323233 is a deficient number, since it is larger than the sum of its proper divisors (21513120115).

1312300323233 is an equidigital number, since it uses as much as digits as its factorization.

1312300323233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21513120114.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 1312300323233 its reverse (3323230032131), we get a palindrome (4635530355364).

The spelling of 1312300323233 in words is "one trillion, three hundred twelve billion, three hundred million, three hundred twenty-three thousand, two hundred thirty-three".