12001122043 has 2 divisors, whose sum is σ = 12001122044. Its totient is φ = 12001122042.

The previous prime is 12001122017. The next prime is 12001122053. The reversal of 12001122043 is 34022110021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12001122043 is a prime.

It is not a weakly prime, because it can be changed into another prime (12001122053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000561021 + 6000561022.

It is an arithmetic number, because the mean of its divisors is an integer number (6000561022).

Almost surely, 2^12001122043 is an apocalyptic number.

12001122043 is a deficient number, since it is larger than the sum of its proper divisors (1).

12001122043 is an equidigital number, since it uses as much as digits as its factorization.

12001122043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12001122043 its reverse (34022110021), we get a palindrome (46023232064).

The spelling of 12001122043 in words is "twelve billion, one million, one hundred twenty-two thousand, forty-three".