20210000011193 has 2 divisors, whose sum is σ = 20210000011194. Its totient is φ = 20210000011192.

The previous prime is 20210000011177. The next prime is 20210000011283. The reversal of 20210000011193 is 39111000001202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20163305987449 + 46694023744 = 4490357^2 + 216088^2 .

It is a cyclic number.

It is not a de Polignac number, because 20210000011193 - 2⁴ = 20210000011177 is a prime.

It is a super-3 number, since 3×20210000011193³ (a number of 41 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (20210000011493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10105000005596 + 10105000005597.

It is an arithmetic number, because the mean of its divisors is an integer number (10105000005597).

Almost surely, 2^{20210000011193} is an apocalyptic number.

It is an amenable number.

20210000011193 is a deficient number, since it is larger than the sum of its proper divisors (1).

20210000011193 is an equidigital number, since it uses as much as digits as its factorization.

20210000011193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 20210000011193 its reverse (39111000001202), we get a palindrome (59321000012395).

The spelling of 20210000011193 in words is "twenty trillion, two hundred ten billion, eleven thousand, one hundred ninety-three".