1300312212 has 48 divisors (see below), whose sum is σ = 3117284352. Its totient is φ = 421611520.

The previous prime is 1300312183. The next prime is 1300312241. The reversal of 1300312212 is 2122130031.

It is an interprime number because it is at equal distance from previous prime (1300312183) and next prime (1300312241).

It is a super-3 number, since 3×1300312212³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1300312191 and 1300312200.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 169933 + ... + 177419.

It is an arithmetic number, because the mean of its divisors is an integer number (64943424).

Almost surely, 2^1300312212 is an apocalyptic number.

1300312212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1300312212 is an abundant number, since it is smaller than the sum of its proper divisors (1816972140).

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

1300312212 is a wasteful number, since it uses less digits than its factorization.

1300312212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7888 (or 7886 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1300312212 is about 36059.8420961601. The cubic root of 1300312212 is about 1091.4802468253.

Adding to 1300312212 its reverse (2122130031), we get a palindrome (3422442243).

The spelling of 1300312212 in words is "one billion, three hundred million, three hundred twelve thousand, two hundred twelve".