10202021000113 has 2 divisors, whose sum is σ = 10202021000114. Its totient is φ = 10202021000112.

The previous prime is 10202021000077. The next prime is 10202021000173. The reversal of 10202021000113 is 31100012020201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10151819460864 + 50201539249 = 3186192^2 + 224057^2 .

It is an emirp because it is prime and its reverse (31100012020201) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10202021000113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10202021000093 and 10202021000102.

It is not a weakly prime, because it can be changed into another prime (10202021000173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5101010500056 + 5101010500057.

It is an arithmetic number, because the mean of its divisors is an integer number (5101010500057).

Almost surely, 2^{10202021000113} is an apocalyptic number.

It is an amenable number.

10202021000113 is a deficient number, since it is larger than the sum of its proper divisors (1).

10202021000113 is an equidigital number, since it uses as much as digits as its factorization.

10202021000113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 10202021000113 its reverse (31100012020201), we get a palindrome (41302033020314).

The spelling of 10202021000113 in words is "ten trillion, two hundred two billion, twenty-one million, one hundred thirteen", and thus it is an aban number.