221422302104 has 8 divisors (see below), whose sum is σ = 415166816460. Its totient is φ = 110711151048.

The previous prime is 221422302097. The next prime is 221422302119. The reversal of 221422302104 is 401203224122.

221422302104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 221422302104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13838893874 + ... + 13838893889.

Almost surely, 2^221422302104 is an apocalyptic number.

It is an amenable number.

221422302104 is a deficient number, since it is larger than the sum of its proper divisors (193744514356).

221422302104 is a wasteful number, since it uses less digits than its factorization.

221422302104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27677787769 (or 27677787765 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 221422302104 its reverse (401203224122), we get a palindrome (622625526226).

The spelling of 221422302104 in words is "two hundred twenty-one billion, four hundred twenty-two million, three hundred two thousand, one hundred four".