21100210020301 has 2 divisors, whose sum is σ = 21100210020302. Its totient is φ = 21100210020300.

The previous prime is 21100210020283. The next prime is 21100210020317. The reversal of 21100210020301 is 10302001200112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20414086058025 + 686123962276 = 4518195^2 + 828326^2 .

It is a cyclic number.

It is not a de Polignac number, because 21100210020301 - 2⁵ = 21100210020269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21100217020301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10550105010150 + 10550105010151.

It is an arithmetic number, because the mean of its divisors is an integer number (10550105010151).

Almost surely, 2^{21100210020301} is an apocalyptic number.

It is an amenable number.

21100210020301 is a deficient number, since it is larger than the sum of its proper divisors (1).

21100210020301 is an equidigital number, since it uses as much as digits as its factorization.

21100210020301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 21100210020301 its reverse (10302001200112), we get a palindrome (31402211220413).

The spelling of 21100210020301 in words is "twenty-one trillion, one hundred billion, two hundred ten million, twenty thousand, three hundred one".