11202210021 has 32 divisors (see below), whose sum is σ = 15594409600. Its totient is φ = 7146766080.

The previous prime is 11202209999. The next prime is 11202210029. The reversal of 11202210021 is 12001220211.

11202210021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11202210021 - 2¹⁷ = 11202078949 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11202209979 and 11202210006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11202210029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1678431 + ... + 1685091.

It is an arithmetic number, because the mean of its divisors is an integer number (487325300).

Almost surely, 2^11202210021 is an apocalyptic number.

It is an amenable number.

11202210021 is a deficient number, since it is larger than the sum of its proper divisors (4392199579).

11202210021 is a wasteful number, since it uses less digits than its factorization.

11202210021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6949.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11202210021 its reverse (12001220211), we get a palindrome (23203430232).

The spelling of 11202210021 in words is "eleven billion, two hundred two million, two hundred ten thousand, twenty-one".