111120121120111 has 8 divisors (see below), whose sum is σ = 112309454955600. Its totient is φ = 109932535022400.

The previous prime is 111120121120093. The next prime is 111120121120139. The reversal of 111120121120111 is 111021121021111.

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

It is a cyclic number.

It is not a de Polignac number, because 111120121120111 - 2⁷ = 111120121119983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111120121127111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 436806606 + ... + 437060923.

It is an arithmetic number, because the mean of its divisors is an integer number (14038681869450).

Almost surely, 2^{111120121120111} is an apocalyptic number.

111120121120111 is a deficient number, since it is larger than the sum of its proper divisors (1189333835489).

111120121120111 is a wasteful number, since it uses less digits than its factorization.

111120121120111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873868889.

The product of its (nonzero) digits is 8, while the sum is 16.

Adding to 111120121120111 its reverse (111021121021111), we get a palindrome (222141242141222).

The spelling of 111120121120111 in words is "one hundred eleven trillion, one hundred twenty billion, one hundred twenty-one million, one hundred twenty thousand, one hundred eleven".