12227927117142 has 48 divisors (see below), whose sum is σ = 27029743571376. Its totient is φ = 3684960417600.

The previous prime is 12227927117141. The next prime is 12227927117171. The reversal of 12227927117142 is 24171172972221.

It is a junction number, because it is equal to n+sod(n) for n = 12227927117091 and 12227927117100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12227927117141) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 46395873 + ... + 46658684.

It is an arithmetic number, because the mean of its divisors is an integer number (563119657737).

Almost surely, 2^{12227927117142} is an apocalyptic number.

12227927117142 is an abundant number, since it is smaller than the sum of its proper divisors (14801816454234).

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

12227927117142 is a wasteful number, since it uses less digits than its factorization.

12227927117142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93054765 (or 93054754 counting only the distinct ones).

The product of its digits is 395136, while the sum is 48.

The spelling of 12227927117142 in words is "twelve trillion, two hundred twenty-seven billion, nine hundred twenty-seven million, one hundred seventeen thousand, one hundred forty-two".