20210000202193 has 2 divisors, whose sum is σ = 20210000202194. Its totient is φ = 20210000202192.

The previous prime is 20210000202163. The next prime is 20210000202257. The reversal of 20210000202193 is 39120200001202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15494079807504 + 4715920394689 = 3936252^2 + 2171617^2 .

It is a cyclic number.

It is not a de Polignac number, because 20210000202193 - 2⁹ = 20210000201681 is a prime.

It is a super-2 number, since 2×20210000202193² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20210000202163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10105000101096 + 10105000101097.

It is an arithmetic number, because the mean of its divisors is an integer number (10105000101097).

Almost surely, 2^{20210000202193} is an apocalyptic number.

It is an amenable number.

20210000202193 is a deficient number, since it is larger than the sum of its proper divisors (1).

20210000202193 is an equidigital number, since it uses as much as digits as its factorization.

20210000202193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 20210000202193 its reverse (39120200001202), we get a palindrome (59330200203395).

The spelling of 20210000202193 in words is "twenty trillion, two hundred ten billion, two hundred two thousand, one hundred ninety-three".