271220520099 has 16 divisors (see below), whose sum is σ = 375006924032. Its totient is φ = 174218789088.

The previous prime is 271220520079. The next prime is 271220520101. The reversal of 271220520099 is 990025022172.

It is not a de Polignac number, because 271220520099 - 2¹² = 271220516003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (271220520079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11849869 + ... + 11872734.

It is an arithmetic number, because the mean of its divisors is an integer number (23437932752).

Almost surely, 2^271220520099 is an apocalyptic number.

271220520099 is a deficient number, since it is larger than the sum of its proper divisors (103786403933).

271220520099 is a wasteful number, since it uses less digits than its factorization.

271220520099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23722746.

The product of its (nonzero) digits is 45360, while the sum is 39.

The spelling of 271220520099 in words is "two hundred seventy-one billion, two hundred twenty million, five hundred twenty thousand, ninety-nine".