221200501214 has 32 divisors (see below), whose sum is σ = 413713377792. Its totient is φ = 86173740000.

The previous prime is 221200501211. The next prime is 221200501243. The reversal of 221200501214 is 412105002122.

221200501214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221200501211) 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 15 ways as a sum of consecutive naturals, for example, 1684784 + ... + 1811324.

It is an arithmetic number, because the mean of its divisors is an integer number (12928543056).

Almost surely, 2^221200501214 is an apocalyptic number.

221200501214 is a deficient number, since it is larger than the sum of its proper divisors (192512876578).

221200501214 is a wasteful number, since it uses less digits than its factorization.

221200501214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137912.

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 221200501214 its reverse (412105002122), we get a palindrome (633305503336).

The spelling of 221200501214 in words is "two hundred twenty-one billion, two hundred million, five hundred one thousand, two hundred fourteen".