111212201200211 has 16 divisors (see below), whose sum is σ = 114221952230400. Its totient is φ = 108229360123968.

The previous prime is 111212201200183. The next prime is 111212201200297. The reversal of 111212201200211 is 112002102212111.

It is a cyclic number.

It is not a de Polignac number, because 111212201200211 - 2⁶ = 111212201200147 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111212201200211.

It is not an unprimeable number, because it can be changed into a prime (111212201203211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107364455 + ... + 108395343.

It is an arithmetic number, because the mean of its divisors is an integer number (7138872014400).

Almost surely, 2^{111212201200211} is an apocalyptic number.

111212201200211 is a deficient number, since it is larger than the sum of its proper divisors (3009751030189).

111212201200211 is a wasteful number, since it uses less digits than its factorization.

111212201200211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1043938.

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

Adding to 111212201200211 its reverse (112002102212111), we get a palindrome (223214303412322).

The spelling of 111212201200211 in words is "one hundred eleven trillion, two hundred twelve billion, two hundred one million, two hundred thousand, two hundred eleven".