111110320121 has 8 divisors (see below), whose sum is σ = 115175822400. Its totient is φ = 107060425360.

The previous prime is 111110320117. The next prime is 111110320147. The reversal of 111110320121 is 121023011111.

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 111110320121 - 2² = 111110320117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111110320096 and 111110320105.

It is not an unprimeable number, because it can be changed into a prime (111110320151) 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, 3887381 + ... + 3915858.

It is an arithmetic number, because the mean of its divisors is an integer number (14396977800).

Almost surely, 2^111110320121 is an apocalyptic number.

It is an amenable number.

111110320121 is a deficient number, since it is larger than the sum of its proper divisors (4065502279).

111110320121 is an equidigital number, since it uses as much as digits as its factorization.

111110320121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7803759.

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

Adding to 111110320121 its reverse (121023011111), we get a palindrome (232133331232).

The spelling of 111110320121 in words is "one hundred eleven billion, one hundred ten million, three hundred twenty thousand, one hundred twenty-one".