10020020000101 has 2 divisors, whose sum is σ = 10020020000102. Its totient is φ = 10020020000100.

The previous prime is 10020020000071. The next prime is 10020020000149. The reversal of 10020020000101 is 10100002002001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6531735387076 + 3488284613025 = 2555726^2 + 1867695^2 .

It is a cyclic number.

It is not a de Polignac number, because 10020020000101 - 2³⁷ = 9882581046629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10020020000161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010010000050 + 5010010000051.

It is an arithmetic number, because the mean of its divisors is an integer number (5010010000051).

Almost surely, 2^{10020020000101} is an apocalyptic number.

It is an amenable number.

10020020000101 is a deficient number, since it is larger than the sum of its proper divisors (1).

10020020000101 is an equidigital number, since it uses as much as digits as its factorization.

10020020000101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 10020020000101 its reverse (10100002002001), we get a palindrome (20120022002102).

The spelling of 10020020000101 in words is "ten trillion, twenty billion, twenty million, one hundred one", and thus it is an aban number.