210021022010053 has 2 divisors, whose sum is σ = 210021022010054. Its totient is φ = 210021022010052.

The previous prime is 210021022009951. The next prime is 210021022010077. The reversal of 210021022010053 is 350010220120012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 179809916499684 + 30211105510369 = 13409322^2 + 5496463^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210021022010053 is a prime.

It is a super-2 number, since 2×210021022010053² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 210021022010053.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210081022010053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105010511005026 + 105010511005027.

It is an arithmetic number, because the mean of its divisors is an integer number (105010511005027).

Almost surely, 2^{210021022010053} is an apocalyptic number.

It is an amenable number.

210021022010053 is a deficient number, since it is larger than the sum of its proper divisors (1).

210021022010053 is an equidigital number, since it uses as much as digits as its factorization.

210021022010053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 210021022010053 its reverse (350010220120012), we get a palindrome (560031242130065).

The spelling of 210021022010053 in words is "two hundred ten trillion, twenty-one billion, twenty-two million, ten thousand, fifty-three".