12011112303 has 16 divisors (see below), whose sum is σ = 16110304896. Its totient is φ = 7959774240.

The previous prime is 12011112293. The next prime is 12011112313. The reversal of 12011112303 is 30321111021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12011112293) and next prime (12011112313).

It is not a de Polignac number, because 12011112303 - 2¹³ = 12011104111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011112313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 436800 + ... + 463482.

It is an arithmetic number, because the mean of its divisors is an integer number (1006894056).

Almost surely, 2^12011112303 is an apocalyptic number.

12011112303 is a deficient number, since it is larger than the sum of its proper divisors (4099192593).

12011112303 is a wasteful number, since it uses less digits than its factorization.

12011112303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27574.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 12011112303 its reverse (30321111021), we get a palindrome (42332223324).

The spelling of 12011112303 in words is "twelve billion, eleven million, one hundred twelve thousand, three hundred three".