22021020033143 has 2 divisors, whose sum is σ = 22021020033144. Its totient is φ = 22021020033142.

The previous prime is 22021020033139. The next prime is 22021020033203. The reversal of 22021020033143 is 34133002012022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22021020033143 - 2² = 22021020033139 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22021020023143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11010510016571 + 11010510016572.

It is an arithmetic number, because the mean of its divisors is an integer number (11010510016572).

Almost surely, 2^{22021020033143} is an apocalyptic number.

22021020033143 is a deficient number, since it is larger than the sum of its proper divisors (1).

22021020033143 is an equidigital number, since it uses as much as digits as its factorization.

22021020033143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 22021020033143 its reverse (34133002012022), we get a palindrome (56154022045165).

The spelling of 22021020033143 in words is "twenty-two trillion, twenty-one billion, twenty million, thirty-three thousand, one hundred forty-three".