222221002212109 has 8 divisors (see below), whose sum is σ = 222591478364640. Its totient is φ = 221850626869200.

The previous prime is 222221002212037. The next prime is 222221002212161. The reversal of 222221002212109 is 901212200122222.

222221002212109 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 222221002212109 - 2³³ = 222212412277517 is a prime.

It is a super-3 number, since 3×222221002212109³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222221062212109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20789362 + ... + 29608099.

It is an arithmetic number, because the mean of its divisors is an integer number (27823934795580).

Almost surely, 2^{222221002212109} is an apocalyptic number.

It is an amenable number.

222221002212109 is a deficient number, since it is larger than the sum of its proper divisors (370476152531).

222221002212109 is an equidigital number, since it uses as much as digits as its factorization.

222221002212109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50404811.

The product of its (nonzero) digits is 2304, while the sum is 28.

The spelling of 222221002212109 in words is "two hundred twenty-two trillion, two hundred twenty-one billion, two million, two hundred twelve thousand, one hundred nine".