111201022212211 has 8 divisors (see below), whose sum is σ = 114788283342848. Its totient is φ = 107613769293000.

The previous prime is 111201022212199. The next prime is 111201022212221. The reversal of 111201022212211 is 112212220102111.

It is a happy number.

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-111201022212211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111201022212221) 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, 37668376 + ... + 40513066.

It is an arithmetic number, because the mean of its divisors is an integer number (14348535417856).

Almost surely, 2^{111201022212211} is an apocalyptic number.

111201022212211 is a deficient number, since it is larger than the sum of its proper divisors (3587261130637).

111201022212211 is a wasteful number, since it uses less digits than its factorization.

111201022212211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4105713.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 111201022212211 its reverse (112212220102111), we get a palindrome (223413242314322).

The spelling of 111201022212211 in words is "one hundred eleven trillion, two hundred one billion, twenty-two million, two hundred twelve thousand, two hundred eleven".