1300131312212 has 6 divisors (see below), whose sum is σ = 2275229796378. Its totient is φ = 650065656104.

The previous prime is 1300131312131. The next prime is 1300131312217. The reversal of 1300131312212 is 2122131310031.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 729749896516 + 570381415696 = 854254^2 + 755236^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1300131312217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162516414023 + ... + 162516414030.

It is an arithmetic number, because the mean of its divisors is an integer number (379204966063).

Almost surely, 2^{1300131312212} is an apocalyptic number.

It is an amenable number.

1300131312212 is a deficient number, since it is larger than the sum of its proper divisors (975098484166).

1300131312212 is a wasteful number, since it uses less digits than its factorization.

1300131312212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325032828057 (or 325032828055 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1300131312212 its reverse (2122131310031), we get a palindrome (3422262622243).

The spelling of 1300131312212 in words is "one trillion, three hundred billion, one hundred thirty-one million, three hundred twelve thousand, two hundred twelve".