1300212112 has 40 divisors (see below), whose sum is σ = 2575944504. Its totient is φ = 635541504.

The previous prime is 1300212097. The next prime is 1300212143. The reversal of 1300212112 is 2112120031.

It can be written as a sum of positive squares in 4 ways, for example, as 1009714176 + 290497936 = 31776^2 + 17044^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1300212092 and 1300212101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245848 + ... + 251080.

Almost surely, 2^1300212112 is an apocalyptic number.

It is an amenable number.

1300212112 is a deficient number, since it is larger than the sum of its proper divisors (1275732392).

1300212112 is a wasteful number, since it uses less digits than its factorization.

1300212112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5587 (or 5581 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1300212112 is about 36058.4540988656. The cubic root of 1300212112 is about 1091.4522381733.

Adding to 1300212112 its reverse (2112120031), we get a palindrome (3412332143).

The spelling of 1300212112 in words is "one billion, three hundred million, two hundred twelve thousand, one hundred twelve".