12106043271 has 64 divisors (see below), whose sum is σ = 20868710400. Its totient is φ = 6792955488.

The previous prime is 12106043267. The next prime is 12106043291. The reversal of 12106043271 is 17234060121.

12106043271 is a `hidden beast` number, since 1 + 21 + 0 + 604 + 32 + 7 + 1 = 666.

It is not a de Polignac number, because 12106043271 - 2² = 12106043267 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12106043231) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4544686 + ... + 4547348.

It is an arithmetic number, because the mean of its divisors is an integer number (326073600).

Almost surely, 2^12106043271 is an apocalyptic number.

12106043271 is a deficient number, since it is larger than the sum of its proper divisors (8762667129).

12106043271 is a wasteful number, since it uses less digits than its factorization.

12106043271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3105 (or 3099 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The spelling of 12106043271 in words is "twelve billion, one hundred six million, forty-three thousand, two hundred seventy-one".