1112410121 has 4 divisors (see below), whose sum is σ = 1112682132. Its totient is φ = 1112138112.

The previous prime is 1112410097. The next prime is 1112410133. The reversal of 1112410121 is 1210142111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 212110096 + 900300025 = 14564^2 + 30005^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1112410121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1112410096 and 1112410105.

It is not an unprimeable number, because it can be changed into a prime (1112410421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129776 + ... + 138081.

It is an arithmetic number, because the mean of its divisors is an integer number (278170533).

Almost surely, 2^1112410121 is an apocalyptic number.

It is an amenable number.

1112410121 is a deficient number, since it is larger than the sum of its proper divisors (272011).

1112410121 is an equidigital number, since it uses as much as digits as its factorization.

1112410121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272010.

The product of its (nonzero) digits is 16, while the sum is 14.

The square root of 1112410121 is about 33352.8127899282. The cubic root of 1112410121 is about 1036.1476440318.

Adding to 1112410121 its reverse (1210142111), we get a palindrome (2322552232).

The spelling of 1112410121 in words is "one billion, one hundred twelve million, four hundred ten thousand, one hundred twenty-one".