11155432422215 has 16 divisors (see below), whose sum is σ = 13713796968480. Its totient is φ = 8706185249280.

The previous prime is 11155432422119. The next prime is 11155432422221. The reversal of 11155432422215 is 51222423455111.

11155432422215 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11155432422215 - 2³⁰ = 11154358680391 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2102096 + ... + 5170074.

It is an arithmetic number, because the mean of its divisors is an integer number (857112310530).

Almost surely, 2^{11155432422215} is an apocalyptic number.

11155432422215 is a deficient number, since it is larger than the sum of its proper divisors (2558364546265).

11155432422215 is a wasteful number, since it uses less digits than its factorization.

11155432422215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3085762.

The product of its digits is 96000, while the sum is 38.

Adding to 11155432422215 its reverse (51222423455111), we get a palindrome (62377855877326).

The spelling of 11155432422215 in words is "eleven trillion, one hundred fifty-five billion, four hundred thirty-two million, four hundred twenty-two thousand, two hundred fifteen".