20143300040441 has 16 divisors (see below), whose sum is σ = 21276588816000. Its totient is φ = 19017426355200.

The previous prime is 20143300040419. The next prime is 20143300040447. The reversal of 20143300040441 is 14404000334102.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20143300040441 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20143300040441.

It is not an unprimeable number, because it can be changed into a prime (20143300040447) 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, 5565956 + ... + 8441946.

It is an arithmetic number, because the mean of its divisors is an integer number (1329786801000).

Almost surely, 2^{20143300040441} is an apocalyptic number.

It is an amenable number.

20143300040441 is a deficient number, since it is larger than the sum of its proper divisors (1133288775559).

20143300040441 is a wasteful number, since it uses less digits than its factorization.

20143300040441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2877280.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 20143300040441 its reverse (14404000334102), we get a palindrome (34547300374543).

The spelling of 20143300040441 in words is "twenty trillion, one hundred forty-three billion, three hundred million, forty thousand, four hundred forty-one".