12002212147 has 2 divisors, whose sum is σ = 12002212148. Its totient is φ = 12002212146.

The previous prime is 12002212129. The next prime is 12002212151. The reversal of 12002212147 is 74121220021.

It is a strong prime.

It is an emirp because it is prime and its reverse (74121220021) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12002212147 is a prime.

It is not a weakly prime, because it can be changed into another prime (12002210147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6001106073 + 6001106074.

It is an arithmetic number, because the mean of its divisors is an integer number (6001106074).

Almost surely, 2^12002212147 is an apocalyptic number.

12002212147 is a deficient number, since it is larger than the sum of its proper divisors (1).

12002212147 is an equidigital number, since it uses as much as digits as its factorization.

12002212147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 22.

Adding to 12002212147 its reverse (74121220021), we get a palindrome (86123432168).

The spelling of 12002212147 in words is "twelve billion, two million, two hundred twelve thousand, one hundred forty-seven".