111120010101121 has 16 divisors (see below), whose sum is σ = 127873526376960. Its totient is φ = 94587764869440.

The previous prime is 111120010101049. The next prime is 111120010101143. The reversal of 111120010101121 is 121101010021111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111120010101121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111120010101721) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 60078766 + ... + 61900711.

It is an arithmetic number, because the mean of its divisors is an integer number (7992095398560).

Almost surely, 2^{111120010101121} is an apocalyptic number.

It is an amenable number.

111120010101121 is a deficient number, since it is larger than the sum of its proper divisors (16753516275839).

111120010101121 is a wasteful number, since it uses less digits than its factorization.

111120010101121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121980384.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 111120010101121 its reverse (121101010021111), we get a palindrome (232221020122232).

The spelling of 111120010101121 in words is "one hundred eleven trillion, one hundred twenty billion, ten million, one hundred one thousand, one hundred twenty-one".