11311320130111 has 4 divisors (see below), whose sum is σ = 11311327130400. Its totient is φ = 11311313129824.

The previous prime is 11311320130093. The next prime is 11311320130163. The reversal of 11311320130111 is 11103102311311.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11311320130111 - 2¹³ = 11311320121919 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 (11311320130211) 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, 296010 + ... + 4765528.

It is an arithmetic number, because the mean of its divisors is an integer number (2827831782600).

Almost surely, 2^{11311320130111} is an apocalyptic number.

11311320130111 is a deficient number, since it is larger than the sum of its proper divisors (7000289).

11311320130111 is an equidigital number, since it uses as much as digits as its factorization.

11311320130111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7000288.

The product of its (nonzero) digits is 54, while the sum is 19.

Adding to 11311320130111 its reverse (11103102311311), we get a palindrome (22414422441422).

The spelling of 11311320130111 in words is "eleven trillion, three hundred eleven billion, three hundred twenty million, one hundred thirty thousand, one hundred eleven".