12271042601212 has 6 divisors (see below), whose sum is σ = 21474324552128. Its totient is φ = 6135521300604.

The previous prime is 12271042601149. The next prime is 12271042601287. The reversal of 12271042601212 is 21210624017221.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1533880325148 + ... + 1533880325155.

Almost surely, 2^{12271042601212} is an apocalyptic number.

It is an amenable number.

12271042601212 is a deficient number, since it is larger than the sum of its proper divisors (9203281950916).

12271042601212 is a wasteful number, since it uses less digits than its factorization.

12271042601212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3067760650307 (or 3067760650305 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 31.

Adding to 12271042601212 its reverse (21210624017221), we get a palindrome (33481666618433).

The spelling of 12271042601212 in words is "twelve trillion, two hundred seventy-one billion, forty-two million, six hundred one thousand, two hundred twelve".