20202202020893 has 2 divisors, whose sum is σ = 20202202020894. Its totient is φ = 20202202020892.

The previous prime is 20202202020883. The next prime is 20202202021051. The reversal of 20202202020893 is 39802020220202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13195688312569 + 7006513708324 = 3632587^2 + 2646982^2 .

It is a cyclic number.

It is not a de Polignac number, because 20202202020893 - 2²⁸ = 20201933585437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20202202020883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10101101010446 + 10101101010447.

It is an arithmetic number, because the mean of its divisors is an integer number (10101101010447).

Almost surely, 2^{20202202020893} is an apocalyptic number.

It is an amenable number.

20202202020893 is a deficient number, since it is larger than the sum of its proper divisors (1).

20202202020893 is an equidigital number, since it uses as much as digits as its factorization.

20202202020893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 20202202020893 in words is "twenty trillion, two hundred two billion, two hundred two million, twenty thousand, eight hundred ninety-three".