11103242311 has 8 divisors (see below), whose sum is σ = 12691528064. Its totient is φ = 9515483640.

The previous prime is 11103242281. The next prime is 11103242321. The reversal of 11103242311 is 11324230111.

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 11103242311 - 2⁵ = 11103242279 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 (11103242321) 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, 85545 + ... + 171826.

It is an arithmetic number, because the mean of its divisors is an integer number (1586441008).

Almost surely, 2^11103242311 is an apocalyptic number.

11103242311 is a deficient number, since it is larger than the sum of its proper divisors (1588285753).

11103242311 is an equidigital number, since it uses as much as digits as its factorization.

11103242311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263541.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 11103242311 its reverse (11324230111), we get a palindrome (22427472422).

The spelling of 11103242311 in words is "eleven billion, one hundred three million, two hundred forty-two thousand, three hundred eleven".