11301232103 has 16 divisors (see below), whose sum is σ = 13682136384. Its totient is φ = 9112496640.

The previous prime is 11301232081. The next prime is 11301232153. The reversal of 11301232103 is 30123210311.

It is a cyclic number.

It is not a de Polignac number, because 11301232103 - 2¹² = 11301228007 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11301232153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 232601 + ... + 276957.

It is an arithmetic number, because the mean of its divisors is an integer number (855133524).

Almost surely, 2^11301232103 is an apocalyptic number.

11301232103 is a deficient number, since it is larger than the sum of its proper divisors (2380904281).

11301232103 is a wasteful number, since it uses less digits than its factorization.

11301232103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46522.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 11301232103 its reverse (30123210311), we get a palindrome (41424442414).

It can be divided in two parts, 11 and 301232103, that multiplied together give a palindrome (3313553133).

The spelling of 11301232103 in words is "eleven billion, three hundred one million, two hundred thirty-two thousand, one hundred three".