11000215 has 4 divisors (see below), whose sum is σ = 13200264. Its totient is φ = 8800168.

The previous prime is 11000189. The next prime is 11000273. The reversal of 11000215 is 51200011.

It is a happy number.

11000215 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 51200011 = 2341 ⋅21871.

It is a cyclic number.

It is not a de Polignac number, because 11000215 - 2¹⁷ = 10869143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1100017 + ... + 1100026.

It is an arithmetic number, because the mean of its divisors is an integer number (3300066).

Almost surely, 2^11000215 is an apocalyptic number.

11000215 is a deficient number, since it is larger than the sum of its proper divisors (2200049).

11000215 is an equidigital number, since it uses as much as digits as its factorization.

11000215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2200048.

The product of its (nonzero) digits is 10, while the sum is 10.

The square root of 11000215 is about 3316.6572026666. The cubic root of 11000215 is about 222.3994580042.

Adding to 11000215 its reverse (51200011), we get a palindrome (62200226).

The spelling of 11000215 in words is "eleven million, two hundred fifteen", and thus it is an aban number.