11421444133242 has 48 divisors (see below), whose sum is σ = 29072766891168. Its totient is φ = 3194809547040.

The previous prime is 11421444133201. The next prime is 11421444133243. The reversal of 11421444133242 is 24233144412411.

11421444133242 is a `hidden beast` number, since 1 + 1 + 4 + 214 + 4 + 413 + 3 + 24 + 2 = 666.

11421444133242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11421444133197 and 11421444133206.

It is not an unprimeable number, because it can be changed into a prime (11421444133243) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2218615168 + ... + 2218620315.

It is an arithmetic number, because the mean of its divisors is an integer number (605682643566).

Almost surely, 2^{11421444133242} is an apocalyptic number.

11421444133242 is an abundant number, since it is smaller than the sum of its proper divisors (17651322757926).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11421444133242 is a wasteful number, since it uses less digits than its factorization.

11421444133242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4437235515 (or 4437235512 counting only the distinct ones).

The product of its digits is 73728, while the sum is 36.

Adding to 11421444133242 its reverse (24233144412411), we get a palindrome (35654588545653).

The spelling of 11421444133242 in words is "eleven trillion, four hundred twenty-one billion, four hundred forty-four million, one hundred thirty-three thousand, two hundred forty-two".