111301221101 has 32 divisors (see below), whose sum is σ = 139468511232. Its totient is φ = 86617774080.

The previous prime is 111301221077. The next prime is 111301221103. The reversal of 111301221101 is 101122103111.

It is a cyclic number.

It is not a de Polignac number, because 111301221101 - 2²⁶ = 111234112237 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111301221103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1121825 + ... + 1217001.

It is an arithmetic number, because the mean of its divisors is an integer number (4358390976).

Almost surely, 2^111301221101 is an apocalyptic number.

It is an amenable number.

111301221101 is a deficient number, since it is larger than the sum of its proper divisors (28167290131).

111301221101 is a wasteful number, since it uses less digits than its factorization.

111301221101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95549.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 111301221101 its reverse (101122103111), we get a palindrome (212423324212).

The spelling of 111301221101 in words is "one hundred eleven billion, three hundred one million, two hundred twenty-one thousand, one hundred one".