11202012110021 has 16 divisors (see below), whose sum is σ = 11651801788800. Its totient is φ = 10763131055040.

The previous prime is 11202012109973. The next prime is 11202012110119. The reversal of 11202012110021 is 12001121020211.

It is a cyclic number.

It is not a de Polignac number, because 11202012110021 - 2²⁶ = 11201945001157 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11202012109978 and 11202012110005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11202012110321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9428855 + ... + 10550228.

It is an arithmetic number, because the mean of its divisors is an integer number (728237611800).

Almost surely, 2^{11202012110021} is an apocalyptic number.

It is an amenable number.

11202012110021 is a deficient number, since it is larger than the sum of its proper divisors (449789678779).

11202012110021 is a wasteful number, since it uses less digits than its factorization.

11202012110021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19979356.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11202012110021 its reverse (12001121020211), we get a palindrome (23203133130232).

The spelling of 11202012110021 in words is "eleven trillion, two hundred two billion, twelve million, one hundred ten thousand, twenty-one".