111300230121 has 16 divisors (see below), whose sum is σ = 149132225088. Its totient is φ = 73834675200.

The previous prime is 111300230117. The next prime is 111300230123. The reversal of 111300230121 is 121032003111.

It is a happy number.

It is not a de Polignac number, because 111300230121 - 2² = 111300230117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111300230121.

It is not an unprimeable number, because it can be changed into a prime (111300230123) 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, 878386 + ... + 997076.

It is an arithmetic number, because the mean of its divisors is an integer number (9320764068).

Almost surely, 2^111300230121 is an apocalyptic number.

It is an amenable number.

111300230121 is a deficient number, since it is larger than the sum of its proper divisors (37831994967).

111300230121 is a wasteful number, since it uses less digits than its factorization.

111300230121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120232.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 111300230121 its reverse (121032003111), we get a palindrome (232332233232).

The spelling of 111300230121 in words is "one hundred eleven billion, three hundred million, two hundred thirty thousand, one hundred twenty-one".