20212100211053 has 2 divisors, whose sum is σ = 20212100211054. Its totient is φ = 20212100211052.

The previous prime is 20212100211001. The next prime is 20212100211067. The reversal of 20212100211053 is 35011200121202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19584324474724 + 627775736329 = 4425418^2 + 792323^2 .

It is a cyclic number.

It is not a de Polignac number, because 20212100211053 - 2²⁰ = 20212099162477 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 (20212100211553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10106050105526 + 10106050105527.

It is an arithmetic number, because the mean of its divisors is an integer number (10106050105527).

Almost surely, 2^{20212100211053} is an apocalyptic number.

It is an amenable number.

20212100211053 is a deficient number, since it is larger than the sum of its proper divisors (1).

20212100211053 is an equidigital number, since it uses as much as digits as its factorization.

20212100211053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 20212100211053 its reverse (35011200121202), we get a palindrome (55223300332255).

The spelling of 20212100211053 in words is "twenty trillion, two hundred twelve billion, one hundred million, two hundred eleven thousand, fifty-three".