111222200212201 has 8 divisors (see below), whose sum is σ = 123641552593664. Its totient is φ = 99354819047760.

The previous prime is 111222200212177. The next prime is 111222200212243. The reversal of 111222200212201 is 102212002222111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111222200212201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111222200242201) 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, 137992803831 + ... + 137992804636.

It is an arithmetic number, because the mean of its divisors is an integer number (15455194074208).

Almost surely, 2^{111222200212201} is an apocalyptic number.

It is an amenable number.

111222200212201 is a deficient number, since it is larger than the sum of its proper divisors (12419352381463).

111222200212201 is a wasteful number, since it uses less digits than its factorization.

111222200212201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275985608511.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 111222200212201 its reverse (102212002222111), we get a palindrome (213434202434312).

The spelling of 111222200212201 in words is "one hundred eleven trillion, two hundred twenty-two billion, two hundred million, two hundred twelve thousand, two hundred one".