10010110200021 has 16 divisors (see below), whose sum is σ = 14859275598720. Its totient is φ = 6660139580640.

The previous prime is 10010110200001. The next prime is 10010110200043. The reversal of 10010110200021 is 12000201101001.

It is a happy number.

It is not a de Polignac number, because 10010110200021 - 2⁵ = 10010110199989 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 10010110199976 and 10010110200012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10010110200001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 368520040 + ... + 368547201.

It is an arithmetic number, because the mean of its divisors is an integer number (928704724920).

Almost surely, 2^{10010110200021} is an apocalyptic number.

It is an amenable number.

10010110200021 is a deficient number, since it is larger than the sum of its proper divisors (4849165398699).

10010110200021 is an equidigital number, since it uses as much as digits as its factorization.

10010110200021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737067753 (or 737067747 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 10010110200021 its reverse (12000201101001), we get a palindrome (22010311301022).

The spelling of 10010110200021 in words is "ten trillion, ten billion, one hundred ten million, two hundred thousand, twenty-one".