1313233110311 has 4 divisors (see below), whose sum is σ = 1315974724800. Its totient is φ = 1310491495824.

The previous prime is 1313233110271. The next prime is 1313233110341. The reversal of 1313233110311 is 1130113323131.

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

It is a cyclic number.

It is not a de Polignac number, because 1313233110311 - 2⁶ = 1313233110247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313233110341) 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, 1370806526 + ... + 1370807483.

It is an arithmetic number, because the mean of its divisors is an integer number (328993681200).

Almost surely, 2^{1313233110311} is an apocalyptic number.

1313233110311 is a deficient number, since it is larger than the sum of its proper divisors (2741614489).

1313233110311 is an equidigital number, since it uses as much as digits as its factorization.

1313233110311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2741614488.

The product of its (nonzero) digits is 486, while the sum is 23.

Adding to 1313233110311 its reverse (1130113323131), we get a palindrome (2443346433442).

The spelling of 1313233110311 in words is "one trillion, three hundred thirteen billion, two hundred thirty-three million, one hundred ten thousand, three hundred eleven".