12012200029 has 2 divisors, whose sum is σ = 12012200030. Its totient is φ = 12012200028.

The previous prime is 12012199933. The next prime is 12012200033. The reversal of 12012200029 is 92000221021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6103203129 + 5908996900 = 78123^2 + 76870^2 .

It is an emirp because it is prime and its reverse (92000221021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12012200029 - 2²¹ = 12010102877 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12012199979 and 12012200015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12012200099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6006100014 + 6006100015.

It is an arithmetic number, because the mean of its divisors is an integer number (6006100015).

Almost surely, 2^12012200029 is an apocalyptic number.

It is an amenable number.

12012200029 is a deficient number, since it is larger than the sum of its proper divisors (1).

12012200029 is an equidigital number, since it uses as much as digits as its factorization.

12012200029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 19.

The spelling of 12012200029 in words is "twelve billion, twelve million, two hundred thousand, twenty-nine".