10010021110121 has 2 divisors, whose sum is σ = 10010021110122. Its totient is φ = 10010021110120.

The previous prime is 10010021110109. The next prime is 10010021110139. The reversal of 10010021110121 is 12101112001001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5863662250000 + 4146358860121 = 2421500^2 + 2036261^2 .

It is a cyclic number.

It is not a de Polignac number, because 10010021110121 - 2³⁰ = 10008947368297 is a prime.

It is not a weakly prime, because it can be changed into another prime (10010021110321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005010555060 + 5005010555061.

It is an arithmetic number, because the mean of its divisors is an integer number (5005010555061).

Almost surely, 2^{10010021110121} is an apocalyptic number.

It is an amenable number.

10010021110121 is a deficient number, since it is larger than the sum of its proper divisors (1).

10010021110121 is an equidigital number, since it uses as much as digits as its factorization.

10010021110121 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 11.

Adding to 10010021110121 its reverse (12101112001001), we get a palindrome (22111133111122).

The spelling of 10010021110121 in words is "ten trillion, ten billion, twenty-one million, one hundred ten thousand, one hundred twenty-one".