7103210112 has 80 divisors (see below), whose sum is σ = 21139069050. Its totient is φ = 2367733248.

The previous prime is 7103210111. The next prime is 7103210137. The reversal of 7103210112 is 2110123017.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5574712896 + 1528497216 = 74664^2 + 39096^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (7103210111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 332187 + ... + 352922.

Almost surely, 2^7103210112 is an apocalyptic number.

7103210112 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

7103210112 is an abundant number, since it is smaller than the sum of its proper divisors (14035858938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7103210112 is an equidigital number, since it uses as much as digits as its factorization.

7103210112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685135 (or 685114 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 18.

The square root of 7103210112 is about 84280.5440893686. The cubic root of 7103210112 is about 1922.2869623576.

Adding to 7103210112 its reverse (2110123017), we get a palindrome (9213333129).

The spelling of 7103210112 in words is "seven billion, one hundred three million, two hundred ten thousand, one hundred twelve".