11202220646 has 8 divisors (see below), whose sum is σ = 16805889480. Its totient is φ = 5600257488.

The previous prime is 11202220607. The next prime is 11202220651. The reversal of 11202220646 is 64602220211.

11202220646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 409871 + ... + 436346.

It is an arithmetic number, because the mean of its divisors is an integer number (2100736185).

Almost surely, 2^11202220646 is an apocalyptic number.

11202220646 is a deficient number, since it is larger than the sum of its proper divisors (5603668834).

11202220646 is an equidigital number, since it uses as much as digits as its factorization.

11202220646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852838.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 11202220646 its reverse (64602220211), we get a palindrome (75804440857).

The spelling of 11202220646 in words is "eleven billion, two hundred two million, two hundred twenty thousand, six hundred forty-six".