211112202201112 has 16 divisors (see below), whose sum is σ = 398456805481200. Its totient is φ = 104857054072800.

The previous prime is 211112202201037. The next prime is 211112202201163. The reversal of 211112202201112 is 211102202211112.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 211112202201112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87380877187 + ... + 87380879602.

It is an arithmetic number, because the mean of its divisors is an integer number (24903550342575).

Almost surely, 2^{211112202201112} is an apocalyptic number.

It is an amenable number.

211112202201112 is a deficient number, since it is larger than the sum of its proper divisors (187344603280088).

211112202201112 is a wasteful number, since it uses less digits than its factorization.

211112202201112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174761756946 (or 174761756942 counting only the distinct ones).

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

Adding to 211112202201112 its reverse (211102202211112), we get a palindrome (422214404412224).

The spelling of 211112202201112 in words is "two hundred eleven trillion, one hundred twelve billion, two hundred two million, two hundred one thousand, one hundred twelve".