11013231112215 has 32 divisors (see below), whose sum is σ = 17795589966336. Its totient is φ = 5815604615040.

The previous prime is 11013231112201. The next prime is 11013231112217. The reversal of 11013231112215 is 51221113231011.

It is not a de Polignac number, because 11013231112215 - 2¹⁰ = 11013231111191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11013231112217) 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, 7594545 + ... + 8927685.

It is an arithmetic number, because the mean of its divisors is an integer number (556112186448).

Almost surely, 2^{11013231112215} is an apocalyptic number.

11013231112215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11013231112215 is a deficient number, since it is larger than the sum of its proper divisors (6782358854121).

11013231112215 is a wasteful number, since it uses less digits than its factorization.

11013231112215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1338599.

The product of its (nonzero) digits is 360, while the sum is 24.

Adding to 11013231112215 its reverse (51221113231011), we get a palindrome (62234344343226).

The spelling of 11013231112215 in words is "eleven trillion, thirteen billion, two hundred thirty-one million, one hundred twelve thousand, two hundred fifteen".