11012116031503 has 4 divisors (see below), whose sum is σ = 11012507963800. Its totient is φ = 11011724099208.

The previous prime is 11012116031479. The next prime is 11012116031507. The reversal of 11012116031503 is 30513061121011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11012116031503 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 (11012116031507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 195924000 + ... + 195980197.

It is an arithmetic number, because the mean of its divisors is an integer number (2753126990950).

Almost surely, 2^{11012116031503} is an apocalyptic number.

11012116031503 is a deficient number, since it is larger than the sum of its proper divisors (391932297).

11012116031503 is an equidigital number, since it uses as much as digits as its factorization.

11012116031503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391932296.

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

Adding to 11012116031503 its reverse (30513061121011), we get a palindrome (41525177152514).

The spelling of 11012116031503 in words is "eleven trillion, twelve billion, one hundred sixteen million, thirty-one thousand, five hundred three".