271200012 has 12 divisors (see below), whose sum is σ = 632800056. Its totient is φ = 90400000.

The previous prime is 271199959. The next prime is 271200019. The reversal of 271200012 is 210002172.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 271199964 and 271200000.

It is not an unprimeable number, because it can be changed into a prime (271200019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11299989 + ... + 11300012.

It is an arithmetic number, because the mean of its divisors is an integer number (52733338).

Almost surely, 2^271200012 is an apocalyptic number.

It is an amenable number.

271200012 is an abundant number, since it is smaller than the sum of its proper divisors (361600044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

271200012 is a wasteful number, since it uses less digits than its factorization.

271200012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22600008 (or 22600006 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 15.

The square root of 271200012 is about 16468.1514445307. The cubic root of 271200012 is about 647.2865280199.

Adding to 271200012 its reverse (210002172), we get a palindrome (481202184).

The spelling of 271200012 in words is "two hundred seventy-one million, two hundred thousand, twelve".