1205270073316 has 12 divisors (see below), whose sum is σ = 2109256866220. Its totient is φ = 602625254400.

The previous prime is 1205270073289. The next prime is 1205270073331. The reversal of 1205270073316 is 6133700725021.

It can be written as a sum of positive squares in 2 ways, for example, as 605822495716 + 599447577600 = 778346^2 + 774240^2 .

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 2164761 + ... + 2663968.

Almost surely, 2^{1205270073316} is an apocalyptic number.

It is an amenable number.

1205270073316 is a deficient number, since it is larger than the sum of its proper divisors (903986792904).

1205270073316 is a wasteful number, since it uses less digits than its factorization.

1205270073316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4891134 (or 4891132 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 37.

Adding to 1205270073316 its reverse (6133700725021), we get a palindrome (7338970798337).

The spelling of 1205270073316 in words is "one trillion, two hundred five billion, two hundred seventy million, seventy-three thousand, three hundred sixteen".