111000220122212 has 12 divisors (see below), whose sum is σ = 194263012922496. Its totient is φ = 55496502144360.

The previous prime is 111000220122199. The next prime is 111000220122221. The reversal of 111000220122212 is 212221022000111.

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, 901909964 + ... + 902033027.

It is an arithmetic number, because the mean of its divisors is an integer number (16188584410208).

Almost surely, 2^{111000220122212} is an apocalyptic number.

It is an amenable number.

111000220122212 is a deficient number, since it is larger than the sum of its proper divisors (83262792800284).

111000220122212 is a wasteful number, since it uses less digits than its factorization.

111000220122212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1803958378 (or 1803958376 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 111000220122212 its reverse (212221022000111), we get a palindrome (323221242122323).

The spelling of 111000220122212 in words is "one hundred eleven trillion, two hundred twenty million, one hundred twenty-two thousand, two hundred twelve".