1210112113 has 8 divisors (see below), whose sum is σ = 1395911232. Its totient is φ = 1027544496.

The previous prime is 1210112093. The next prime is 1210112117. The reversal of 1210112113 is 3112110121.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1210112113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1210112093 and 1210112102.

It is not an unprimeable number, because it can be changed into a prime (1210112117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 807070 + ... + 808567.

It is an arithmetic number, because the mean of its divisors is an integer number (174488904).

Almost surely, 2^1210112113 is an apocalyptic number.

It is an amenable number.

1210112113 is a deficient number, since it is larger than the sum of its proper divisors (185799119).

1210112113 is a wasteful number, since it uses less digits than its factorization.

1210112113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1615751.

The product of its (nonzero) digits is 12, while the sum is 13.

The square root of 1210112113 is about 34786.6657355947. The cubic root of 1210112113 is about 1065.6351470074.

Adding to 1210112113 its reverse (3112110121), we get a palindrome (4322222234).

The spelling of 1210112113 in words is "one billion, two hundred ten million, one hundred twelve thousand, one hundred thirteen".