222012214021 has 8 divisors (see below), whose sum is σ = 239128049664. Its totient is φ = 204901803120.

The previous prime is 222012213989. The next prime is 222012214093. The reversal of 222012214021 is 120412210222.

222012214021 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 cyclic number.

It is not a de Polignac number, because 222012214021 - 2⁵ = 222012213989 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222012214021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222012274021) 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, 1270981 + ... + 1435066.

It is an arithmetic number, because the mean of its divisors is an integer number (29891006208).

Almost surely, 2^222012214021 is an apocalyptic number.

It is an amenable number.

222012214021 is a deficient number, since it is larger than the sum of its proper divisors (17115835643).

222012214021 is a wasteful number, since it uses less digits than its factorization.

222012214021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2712371.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 222012214021 its reverse (120412210222), we get a palindrome (342424424243).

The spelling of 222012214021 in words is "two hundred twenty-two billion, twelve million, two hundred fourteen thousand, twenty-one".