20133441043 has 4 divisors (see below), whose sum is σ = 20162578408. Its totient is φ = 20104303680.

The previous prime is 20133441019. The next prime is 20133441049. The reversal of 20133441043 is 34014433102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20133441043 - 2⁵ = 20133441011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20133440999 and 20133441017.

It is not an unprimeable number, because it can be changed into a prime (20133441049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14567646 + ... + 14569027.

It is an arithmetic number, because the mean of its divisors is an integer number (5040644602).

Almost surely, 2^20133441043 is an apocalyptic number.

20133441043 is a deficient number, since it is larger than the sum of its proper divisors (29137365).

20133441043 is an equidigital number, since it uses as much as digits as its factorization.

20133441043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29137364.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 20133441043 its reverse (34014433102), we get a palindrome (54147874145).

The spelling of 20133441043 in words is "twenty billion, one hundred thirty-three million, four hundred forty-one thousand, forty-three".