111110200211121 has 8 divisors (see below), whose sum is σ = 149128039136064. Its totient is φ = 73582914046800.

The previous prime is 111110200211117. The next prime is 111110200211161. The reversal of 111110200211121 is 121112002011111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 111110200211121 - 2² = 111110200211117 is a prime.

It is a super-2 number, since 2×111110200211121² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111110200211121.

It is not an unprimeable number, because it can be changed into a prime (111110200211161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122638189626 + ... + 122638190531.

It is an arithmetic number, because the mean of its divisors is an integer number (18641004892008).

Almost surely, 2^{111110200211121} is an apocalyptic number.

It is an amenable number.

111110200211121 is a deficient number, since it is larger than the sum of its proper divisors (38017838924943).

111110200211121 is a wasteful number, since it uses less digits than its factorization.

111110200211121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245276380311.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 111110200211121 its reverse (121112002011111), we get a palindrome (232222202222232).

The spelling of 111110200211121 in words is "one hundred eleven trillion, one hundred ten billion, two hundred million, two hundred eleven thousand, one hundred twenty-one".