220211111212 has 24 divisors (see below), whose sum is σ = 385742411600. Its totient is φ = 109999048896.

The previous prime is 220211111207. The next prime is 220211111249. The reversal of 220211111212 is 212111112022.

220211111212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27320839 + ... + 27328897.

Almost surely, 2^220211111212 is an apocalyptic number.

It is an amenable number.

220211111212 is a deficient number, since it is larger than the sum of its proper divisors (165531300388).

220211111212 is a wasteful number, since it uses less digits than its factorization.

220211111212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13825 (or 13823 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 220211111212 its reverse (212111112022), we get a palindrome (432322223234).

The spelling of 220211111212 in words is "two hundred twenty billion, two hundred eleven million, one hundred eleven thousand, two hundred twelve".