11052311311 has 4 divisors (see below), whose sum is σ = 11053041624. Its totient is φ = 11051581000.

The previous prime is 11052311299. The next prime is 11052311321. The reversal of 11052311311 is 11311325011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11311325011 = 7 ⋅1615903573.

It is a cyclic number.

It is not a de Polignac number, because 11052311311 - 2¹⁵ = 11052278543 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 (11052311321) 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, 341965 + ... + 372886.

It is an arithmetic number, because the mean of its divisors is an integer number (2763260406).

Almost surely, 2^11052311311 is an apocalyptic number.

11052311311 is a deficient number, since it is larger than the sum of its proper divisors (730313).

11052311311 is an equidigital number, since it uses as much as digits as its factorization.

11052311311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730312.

The product of its (nonzero) digits is 90, while the sum is 19.

Adding to 11052311311 its reverse (11311325011), we get a palindrome (22363636322).

The spelling of 11052311311 in words is "eleven billion, fifty-two million, three hundred eleven thousand, three hundred eleven".