222201851672 has 32 divisors (see below), whose sum is σ = 420731950080. Its totient is φ = 110011698720.

The previous prime is 222201851659. The next prime is 222201851713. The reversal of 222201851672 is 276158102222.

222201851672 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 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 in 7 ways as a sum of consecutive naturals, for example, 38993 + ... + 667775.

It is an arithmetic number, because the mean of its divisors is an integer number (13147873440).

Almost surely, 2^222201851672 is an apocalyptic number.

It is an amenable number.

222201851672 is a deficient number, since it is larger than the sum of its proper divisors (198530098408).

222201851672 is a wasteful number, since it uses less digits than its factorization.

222201851672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629223 (or 629219 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 38.

Adding to 222201851672 its reverse (276158102222), we get a palindrome (498359953894).

The spelling of 222201851672 in words is "two hundred twenty-two billion, two hundred one million, eight hundred fifty-one thousand, six hundred seventy-two".