20210010011201 has 2 divisors, whose sum is σ = 20210010011202. Its totient is φ = 20210010011200.

The previous prime is 20210010011197. The next prime is 20210010011239. The reversal of 20210010011201 is 10211001001202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20190284089600 + 19725921601 = 4493360^2 + 140449^2 .

It is a cyclic number.

It is not a de Polignac number, because 20210010011201 - 2² = 20210010011197 is a prime.

It is not a weakly prime, because it can be changed into another prime (20210010001201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10105005005600 + 10105005005601.

It is an arithmetic number, because the mean of its divisors is an integer number (10105005005601).

Almost surely, 2^{20210010011201} is an apocalyptic number.

It is an amenable number.

20210010011201 is a deficient number, since it is larger than the sum of its proper divisors (1).

20210010011201 is an equidigital number, since it uses as much as digits as its factorization.

20210010011201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 20210010011201 its reverse (10211001001202), we get a palindrome (30421011012403).

Subtracting from 20210010011201 its reverse (10211001001202), we obtain a palindrome (9999009009999).

The spelling of 20210010011201 in words is "twenty trillion, two hundred ten billion, ten million, eleven thousand, two hundred one".