11450334523421 has 32 divisors (see below), whose sum is σ = 12513971957760. Its totient is φ = 10433091879936.

The previous prime is 11450334523399. The next prime is 11450334523427. The reversal of 11450334523421 is 12432543305411.

It is a cyclic number.

It is not a de Polignac number, because 11450334523421 - 2⁶ = 11450334523357 is a prime.

It is a super-2 number, since 2×11450334523421² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11450334523427) 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, 100883315 + ... + 100996751.

It is an arithmetic number, because the mean of its divisors is an integer number (391061623680).

Almost surely, 2^{11450334523421} is an apocalyptic number.

It is an amenable number.

11450334523421 is a deficient number, since it is larger than the sum of its proper divisors (1063637434339).

11450334523421 is a wasteful number, since it uses less digits than its factorization.

11450334523421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114293.

The product of its (nonzero) digits is 172800, while the sum is 38.

Adding to 11450334523421 its reverse (12432543305411), we get a palindrome (23882877828832).

The spelling of 11450334523421 in words is "eleven trillion, four hundred fifty billion, three hundred thirty-four million, five hundred twenty-three thousand, four hundred twenty-one".