11122215599 has 8 divisors (see below), whose sum is σ = 12135632592. Its totient is φ = 10109183040.

The previous prime is 11122215589. The next prime is 11122215617. The reversal of 11122215599 is 99551222111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11122215599 - 2¹⁶ = 11122150063 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 (11122215589) 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, 33854 + ... + 152939.

It is an arithmetic number, because the mean of its divisors is an integer number (1516954074).

Almost surely, 2^11122215599 is an apocalyptic number.

11122215599 is a deficient number, since it is larger than the sum of its proper divisors (1013416993).

11122215599 is a wasteful number, since it uses less digits than its factorization.

11122215599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192217.

The product of its digits is 16200, while the sum is 38.

The spelling of 11122215599 in words is "eleven billion, one hundred twenty-two million, two hundred fifteen thousand, five hundred ninety-nine".