11100116215 has 32 divisors (see below), whose sum is σ = 14207311872. Its totient is φ = 8312304000.

The previous prime is 11100116213. The next prime is 11100116231. The reversal of 11100116215 is 51261100111.

It is not a de Polignac number, because 11100116215 - 2¹ = 11100116213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11100116192 and 11100116201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100116213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 573750 + ... + 592780.

It is an arithmetic number, because the mean of its divisors is an integer number (443978496).

Almost surely, 2^11100116215 is an apocalyptic number.

11100116215 is a deficient number, since it is larger than the sum of its proper divisors (3107195657).

11100116215 is a wasteful number, since it uses less digits than its factorization.

11100116215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19191.

The product of its (nonzero) digits is 60, while the sum is 19.

Adding to 11100116215 its reverse (51261100111), we get a palindrome (62361216326).

The spelling of 11100116215 in words is "eleven billion, one hundred million, one hundred sixteen thousand, two hundred fifteen".