210100021133 has 2 divisors, whose sum is σ = 210100021134. Its totient is φ = 210100021132.

The previous prime is 210100021091. The next prime is 210100021151. The reversal of 210100021133 is 331120001012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 209670578404 + 429442729 = 457898^2 + 20723^2 .

It is a cyclic number.

It is not a de Polignac number, because 210100021133 - 2⁶ = 210100021069 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210100021163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105050010566 + 105050010567.

It is an arithmetic number, because the mean of its divisors is an integer number (105050010567).

Almost surely, 2^210100021133 is an apocalyptic number.

It is an amenable number.

210100021133 is a deficient number, since it is larger than the sum of its proper divisors (1).

210100021133 is an equidigital number, since it uses as much as digits as its factorization.

210100021133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 210100021133 its reverse (331120001012), we get a palindrome (541220022145).

The spelling of 210100021133 in words is "two hundred ten billion, one hundred million, twenty-one thousand, one hundred thirty-three".