20333013143 has 2 divisors, whose sum is σ = 20333013144. Its totient is φ = 20333013142.

The previous prime is 20333013079. The next prime is 20333013161. The reversal of 20333013143 is 34131033302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20333013143 - 2⁶ = 20333013079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20333013163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10166506571 + 10166506572.

It is an arithmetic number, because the mean of its divisors is an integer number (10166506572).

Almost surely, 2^20333013143 is an apocalyptic number.

20333013143 is a deficient number, since it is larger than the sum of its proper divisors (1).

20333013143 is an equidigital number, since it uses as much as digits as its factorization.

20333013143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 20333013143 its reverse (34131033302), we get a palindrome (54464046445).

The spelling of 20333013143 in words is "twenty billion, three hundred thirty-three million, thirteen thousand, one hundred forty-three".