111011012022212 has 12 divisors (see below), whose sum is σ = 194271745820460. Its totient is φ = 55504798930656.

The previous prime is 111011012022193. The next prime is 111011012022271. The reversal of 111011012022212 is 212220210110111.

It can be written as a sum of positive squares in 2 ways, for example, as 88116069384256 + 22894942637956 = 9387016^2 + 4784866^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176416787 + ... + 177044922.

It is an arithmetic number, because the mean of its divisors is an integer number (16189312151705).

Almost surely, 2^{111011012022212} is an apocalyptic number.

It is an amenable number.

111011012022212 is a deficient number, since it is larger than the sum of its proper divisors (83260733798248).

111011012022212 is a wasteful number, since it uses less digits than its factorization.

111011012022212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353540230 (or 353540228 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 111011012022212 its reverse (212220210110111), we get a palindrome (323231222132323).

The spelling of 111011012022212 in words is "one hundred eleven trillion, eleven billion, twelve million, twenty-two thousand, two hundred twelve".