11812016117 has 8 divisors (see below), whose sum is σ = 13104240480. Its totient is φ = 10556192560.

The previous prime is 11812016093. The next prime is 11812016131. The reversal of 11812016117 is 71161021811.

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 11812016117 - 2¹⁰ = 11812015093 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11812016117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11812016417) 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, 9099518 + ... + 9100815.

It is an arithmetic number, because the mean of its divisors is an integer number (1638030060).

Almost surely, 2^11812016117 is an apocalyptic number.

It is an amenable number.

11812016117 is a deficient number, since it is larger than the sum of its proper divisors (1292224363).

11812016117 is a wasteful number, since it uses less digits than its factorization.

11812016117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18200403.

The product of its (nonzero) digits is 672, while the sum is 29.

Adding to 11812016117 its reverse (71161021811), we get a palindrome (82973037928).

The spelling of 11812016117 in words is "eleven billion, eight hundred twelve million, sixteen thousand, one hundred seventeen".