11445523131201 has 32 divisors (see below), whose sum is σ = 16580021310720. Its totient is φ = 7003849036800.

The previous prime is 11445523131199. The next prime is 11445523131241. The reversal of 11445523131201 is 10213132554411.

11445523131201 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 11445523131201 - 2¹ = 11445523131199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11445523131241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32989596 + ... + 33334733.

It is an arithmetic number, because the mean of its divisors is an integer number (518125665960).

Almost surely, 2^{11445523131201} is an apocalyptic number.

It is an amenable number.

11445523131201 is a deficient number, since it is larger than the sum of its proper divisors (5134498179519).

11445523131201 is a wasteful number, since it uses less digits than its factorization.

11445523131201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66324457.

The product of its (nonzero) digits is 14400, while the sum is 33.

Adding to 11445523131201 its reverse (10213132554411), we get a palindrome (21658655685612).

The spelling of 11445523131201 in words is "eleven trillion, four hundred forty-five billion, five hundred twenty-three million, one hundred thirty-one thousand, two hundred one".