11202002120221 has 32 divisors (see below), whose sum is σ = 13148642764800. Its totient is φ = 9434189076480.

The previous prime is 11202002120207. The next prime is 11202002120273. The reversal of 11202002120221 is 12202120020211.

It is a happy number.

11202002120221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11202002120221 - 2²⁵ = 11201968565789 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11202002120195 and 11202002120204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11202002120291) 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, 10831390 + ... + 11820448.

It is an arithmetic number, because the mean of its divisors is an integer number (410895086400).

Almost surely, 2^{11202002120221} is an apocalyptic number.

11202002120221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11202002120221 is a deficient number, since it is larger than the sum of its proper divisors (1946640644579).

11202002120221 is a wasteful number, since it uses less digits than its factorization.

11202002120221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 990289.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11202002120221 its reverse (12202120020211), we get a palindrome (23404122140432).

The spelling of 11202002120221 in words is "eleven trillion, two hundred two billion, two million, one hundred twenty thousand, two hundred twenty-one".