112210221212 has 6 divisors (see below), whose sum is σ = 196367887128. Its totient is φ = 56105110604.

The previous prime is 112210221181. The next prime is 112210221241. The reversal of 112210221212 is 212122012211.

It is a super-2 number, since 2×112210221212² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14026277648 + ... + 14026277655.

It is an arithmetic number, because the mean of its divisors is an integer number (32727981188).

Almost surely, 2^112210221212 is an apocalyptic number.

It is an amenable number.

112210221212 is a deficient number, since it is larger than the sum of its proper divisors (84157665916).

112210221212 is a wasteful number, since it uses less digits than its factorization.

112210221212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28052555307 (or 28052555305 counting only the distinct ones).

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

Adding to 112210221212 its reverse (212122012211), we get a palindrome (324332233423).

The spelling of 112210221212 in words is "one hundred twelve billion, two hundred ten million, two hundred twenty-one thousand, two hundred twelve".