10020144112021 has 2 divisors, whose sum is σ = 10020144112022. Its totient is φ = 10020144112020.

The previous prime is 10020144112007. The next prime is 10020144112067. The reversal of 10020144112021 is 12021144102001.

It is a happy number.

10020144112021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7999450588900 + 2020693523121 = 2828330^2 + 1421511^2 .

It is a cyclic number.

It is not a de Polignac number, because 10020144112021 - 2⁷ = 10020144111893 is a prime.

It is a super-2 number, since 2×10020144112021² (a number of 27 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 10020144112021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10020144115021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010072056010 + 5010072056011.

It is an arithmetic number, because the mean of its divisors is an integer number (5010072056011).

Almost surely, 2^{10020144112021} is an apocalyptic number.

It is an amenable number.

10020144112021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10020144112021 is an equidigital number, since it uses as much as digits as its factorization.

10020144112021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 10020144112021 its reverse (12021144102001), we get a palindrome (22041288214022).

The spelling of 10020144112021 in words is "ten trillion, twenty billion, one hundred forty-four million, one hundred twelve thousand, twenty-one".