1272100113308 has 6 divisors (see below), whose sum is σ = 2226175198296. Its totient is φ = 636050056652.

The previous prime is 1272100113307. The next prime is 1272100113313. The reversal of 1272100113308 is 8033110012721.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1272100113307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159012514160 + ... + 159012514167.

It is an arithmetic number, because the mean of its divisors is an integer number (371029199716).

Almost surely, 2^{1272100113308} is an apocalyptic number.

It is an amenable number.

1272100113308 is a deficient number, since it is larger than the sum of its proper divisors (954075084988).

1272100113308 is a wasteful number, since it uses less digits than its factorization.

1272100113308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318025028331 (or 318025028329 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 29.

The spelling of 1272100113308 in words is "one trillion, two hundred seventy-two billion, one hundred million, one hundred thirteen thousand, three hundred eight".