12019214668 has 12 divisors (see below), whose sum is σ = 21113603280. Its totient is φ = 5986756592.

The previous prime is 12019214593. The next prime is 12019214687. The reversal of 12019214668 is 86641291021.

It is a self number, because there is not a number n which added to its sum of digits gives 12019214668.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5711503 + ... + 5713606.

It is an arithmetic number, because the mean of its divisors is an integer number (1759466940).

Almost surely, 2^12019214668 is an apocalyptic number.

It is an amenable number.

12019214668 is a deficient number, since it is larger than the sum of its proper divisors (9094388612).

12019214668 is a wasteful number, since it uses less digits than its factorization.

12019214668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11425376 (or 11425374 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 40.

The spelling of 12019214668 in words is "twelve billion, nineteen million, two hundred fourteen thousand, six hundred sixty-eight".