11210020110021 has 16 divisors (see below), whose sum is σ = 14956326851904. Its totient is φ = 7468531459584.

The previous prime is 11210020110007. The next prime is 11210020110071. The reversal of 11210020110021 is 12001102001211.

It is not a de Polignac number, because 11210020110021 - 2⁵ = 11210020109989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11210020109979 and 11210020110006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11210020110001) 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, 32375605 + ... + 32720021.

It is an arithmetic number, because the mean of its divisors is an integer number (934770428244).

Almost surely, 2^{11210020110021} is an apocalyptic number.

It is an amenable number.

11210020110021 is a deficient number, since it is larger than the sum of its proper divisors (3746306741883).

11210020110021 is a wasteful number, since it uses less digits than its factorization.

11210020110021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351380.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11210020110021 its reverse (12001102001211), we get a palindrome (23211122111232).

The spelling of 11210020110021 in words is "eleven trillion, two hundred ten billion, twenty million, one hundred ten thousand, twenty-one".