1313202030311 has 4 divisors (see below), whose sum is σ = 1313740009824. Its totient is φ = 1312664050800.

The previous prime is 1313202030307. The next prime is 1313202030391. The reversal of 1313202030311 is 1130302023131.

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 1313202030311 - 2² = 1313202030307 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 (1313202030391) 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, 268986095 + ... + 268990976.

It is an arithmetic number, because the mean of its divisors is an integer number (328435002456).

Almost surely, 2^{1313202030311} is an apocalyptic number.

1313202030311 is a deficient number, since it is larger than the sum of its proper divisors (537979513).

1313202030311 is an equidigital number, since it uses as much as digits as its factorization.

1313202030311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537979512.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1313202030311 its reverse (1130302023131), we get a palindrome (2443504053442).

The spelling of 1313202030311 in words is "one trillion, three hundred thirteen billion, two hundred two million, thirty thousand, three hundred eleven".