11131116003 has 24 divisors (see below), whose sum is σ = 18481408608. Its totient is φ = 6323864832.

The previous prime is 11131115929. The next prime is 11131116013. The reversal of 11131116003 is 30061113111.

It is not a de Polignac number, because 11131116003 - 2²⁰ = 11130067427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11131116013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 499750 + ... + 521547.

It is an arithmetic number, because the mean of its divisors is an integer number (770058692).

Almost surely, 2^11131116003 is an apocalyptic number.

11131116003 is a deficient number, since it is larger than the sum of its proper divisors (7350292605).

11131116003 is a wasteful number, since it uses less digits than its factorization.

11131116003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021483 (or 1021480 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 11131116003 its reverse (30061113111), we get a palindrome (41192229114).

The spelling of 11131116003 in words is "eleven billion, one hundred thirty-one million, one hundred sixteen thousand, three".