20132144421441 has 16 divisors (see below), whose sum is σ = 28931177721600. Its totient is φ = 12378947736960.

The previous prime is 20132144421439. The next prime is 20132144421491. The reversal of 20132144421441 is 14412444123102.

It is not a de Polignac number, because 20132144421441 - 2¹ = 20132144421439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20132144421491) 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, 209622516 + ... + 209718533.

It is an arithmetic number, because the mean of its divisors is an integer number (1808198607600).

Almost surely, 2^{20132144421441} is an apocalyptic number.

It is an amenable number.

20132144421441 is a deficient number, since it is larger than the sum of its proper divisors (8799033300159).

20132144421441 is a wasteful number, since it uses less digits than its factorization.

20132144421441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419342296.

The product of its (nonzero) digits is 24576, while the sum is 33.

Adding to 20132144421441 its reverse (14412444123102), we get a palindrome (34544588544543).

The spelling of 20132144421441 in words is "twenty trillion, one hundred thirty-two billion, one hundred forty-four million, four hundred twenty-one thousand, four hundred forty-one".