11365312111 has 8 divisors (see below), whose sum is σ = 11594395184. Its totient is φ = 11138212800.

The previous prime is 11365312067. The next prime is 11365312121. The reversal of 11365312111 is 11121356311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11365312111 - 2⁹ = 11365311599 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 (11365312121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 484365 + ... + 507286.

It is an arithmetic number, because the mean of its divisors is an integer number (1449299398).

Almost surely, 2^11365312111 is an apocalyptic number.

11365312111 is a deficient number, since it is larger than the sum of its proper divisors (229083073).

11365312111 is an equidigital number, since it uses as much as digits as its factorization.

11365312111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 991881.

The product of its digits is 540, while the sum is 25.

Adding to 11365312111 its reverse (11121356311), we get a palindrome (22486668422).

The spelling of 11365312111 in words is "eleven billion, three hundred sixty-five million, three hundred twelve thousand, one hundred eleven".