20133043212143 has 4 divisors (see below), whose sum is σ = 20220960431640. Its totient is φ = 20045125992648.

The previous prime is 20133043212127. The next prime is 20133043212169. The reversal of 20133043212143 is 34121234033102.

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 20133043212143 - 2⁴ = 20133043212127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20133043212193) 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, 43958609405 + ... + 43958609862.

It is an arithmetic number, because the mean of its divisors is an integer number (5055240107910).

Almost surely, 2^{20133043212143} is an apocalyptic number.

20133043212143 is a deficient number, since it is larger than the sum of its proper divisors (87917219497).

20133043212143 is an equidigital number, since it uses as much as digits as its factorization.

20133043212143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87917219496.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 20133043212143 its reverse (34121234033102), we get a palindrome (54254277245245).

The spelling of 20133043212143 in words is "twenty trillion, one hundred thirty-three billion, forty-three million, two hundred twelve thousand, one hundred forty-three".