12042664229 has 2 divisors, whose sum is σ = 12042664230. Its totient is φ = 12042664228.

The previous prime is 12042664213. The next prime is 12042664241. The reversal of 12042664229 is 92246624021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9638723329 + 2403940900 = 98177^2 + 49030^2 .

It is a cyclic number.

It is not a de Polignac number, because 12042664229 - 2⁴ = 12042664213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12042664192 and 12042664201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12042664259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6021332114 + 6021332115.

It is an arithmetic number, because the mean of its divisors is an integer number (6021332115).

Almost surely, 2^12042664229 is an apocalyptic number.

It is an amenable number.

12042664229 is a deficient number, since it is larger than the sum of its proper divisors (1).

12042664229 is an equidigital number, since it uses as much as digits as its factorization.

12042664229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 38.

The spelling of 12042664229 in words is "twelve billion, forty-two million, six hundred sixty-four thousand, two hundred twenty-nine".