1272901301012 has 24 divisors (see below), whose sum is σ = 2438857192800. Its totient is φ = 576502716960.

The previous prime is 1272901301011. The next prime is 1272901301051. The reversal of 1272901301012 is 2101031092721.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1272901301011) 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 in 7 ways as a sum of consecutive naturals, for example, 52207262 + ... + 52231637.

It is an arithmetic number, because the mean of its divisors is an integer number (101619049700).

Almost surely, 2^{1272901301012} is an apocalyptic number.

It is an amenable number.

1272901301012 is a deficient number, since it is larger than the sum of its proper divisors (1165955891788).

1272901301012 is a wasteful number, since it uses less digits than its factorization.

1272901301012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104439191 (or 104439189 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 29.

Adding to 1272901301012 its reverse (2101031092721), we get a palindrome (3373932393733).

The spelling of 1272901301012 in words is "one trillion, two hundred seventy-two billion, nine hundred one million, three hundred one thousand, twelve".