10210131130021 has 2 divisors, whose sum is σ = 10210131130022. Its totient is φ = 10210131130020.

The previous prime is 10210131129983. The next prime is 10210131130039. The reversal of 10210131130021 is 12003113101201.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10163025202500 + 47105927521 = 3187950^2 + 217039^2 .

It is a cyclic number.

It is not a de Polignac number, because 10210131130021 - 2¹⁵ = 10210131097253 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10210131129977 and 10210131130004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10210131130051) 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, 5105065565010 + 5105065565011.

It is an arithmetic number, because the mean of its divisors is an integer number (5105065565011).

Almost surely, 2^{10210131130021} is an apocalyptic number.

It is an amenable number.

10210131130021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10210131130021 is an equidigital number, since it uses as much as digits as its factorization.

10210131130021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 10210131130021 its reverse (12003113101201), we get a palindrome (22213244231222).

The spelling of 10210131130021 in words is "ten trillion, two hundred ten billion, one hundred thirty-one million, one hundred thirty thousand, twenty-one".