11153557882221 has 16 divisors (see below), whose sum is σ = 15521314801536. Its totient is φ = 7110891493376.

The previous prime is 11153557882171. The next prime is 11153557882231. The reversal of 11153557882221 is 12228875535111.

11153557882221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11153557882221 - 2¹⁰ = 11153557881197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11153557882231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16973280 + ... + 17618153.

It is an arithmetic number, because the mean of its divisors is an integer number (970082175096).

Almost surely, 2^{11153557882221} is an apocalyptic number.

It is an amenable number.

11153557882221 is a deficient number, since it is larger than the sum of its proper divisors (4367756919315).

11153557882221 is a wasteful number, since it uses less digits than its factorization.

11153557882221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34596132.

The product of its digits is 1344000, while the sum is 51.

The spelling of 11153557882221 in words is "eleven trillion, one hundred fifty-three billion, five hundred fifty-seven million, eight hundred eighty-two thousand, two hundred twenty-one".