221213114204 has 24 divisors (see below), whose sum is σ = 398199825408. Its totient is φ = 107468670960.

The previous prime is 221213114189. The next prime is 221213114207. The reversal of 221213114204 is 402411312122.

221213114204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 221213114204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221213114207) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 3333962 + ... + 3399665.

It is an arithmetic number, because the mean of its divisors is an integer number (16591659392).

Almost surely, 2^221213114204 is an apocalyptic number.

It is an amenable number.

221213114204 is a deficient number, since it is larger than the sum of its proper divisors (176986711204).

221213114204 is a wasteful number, since it uses less digits than its factorization.

221213114204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6733865 (or 6733863 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 221213114204 its reverse (402411312122), we get a palindrome (623624426326).

The spelling of 221213114204 in words is "two hundred twenty-one billion, two hundred thirteen million, one hundred fourteen thousand, two hundred four".