10110021200021 has 32 divisors (see below), whose sum is σ = 11076408944640. Its totient is φ = 9190379667456.

The previous prime is 10110021200017. The next prime is 10110021200033. The reversal of 10110021200021 is 12000212001101.

It is a cyclic number.

It is not a de Polignac number, because 10110021200021 - 2² = 10110021200017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10110021199975 and 10110021200011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10110021200051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 129548405 + ... + 129626421.

It is an arithmetic number, because the mean of its divisors is an integer number (346137779520).

Almost surely, 2^{10110021200021} is an apocalyptic number.

It is an amenable number.

10110021200021 is a deficient number, since it is larger than the sum of its proper divisors (966387744619).

10110021200021 is a wasteful number, since it uses less digits than its factorization.

10110021200021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80213.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10110021200021 its reverse (12000212001101), we get a palindrome (22110233201122).

The spelling of 10110021200021 in words is "ten trillion, one hundred ten billion, twenty-one million, two hundred thousand, twenty-one".