11421310355 has 64 divisors (see below), whose sum is σ = 17055118080. Its totient is φ = 7149828096.

The previous prime is 11421310349. The next prime is 11421310387. The reversal of 11421310355 is 55301312411.

11421310355 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 11421310355 - 2⁶ = 11421310291 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 29360501 + ... + 29360889.

It is an arithmetic number, because the mean of its divisors is an integer number (266486220).

Almost surely, 2^11421310355 is an apocalyptic number.

11421310355 is a deficient number, since it is larger than the sum of its proper divisors (5633807725).

11421310355 is a wasteful number, since it uses less digits than its factorization.

11421310355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 11421310355 its reverse (55301312411), we get a palindrome (66722622766).

The spelling of 11421310355 in words is "eleven billion, four hundred twenty-one million, three hundred ten thousand, three hundred fifty-five".