12120230329 has 2 divisors, whose sum is σ = 12120230330. Its totient is φ = 12120230328.

The previous prime is 12120230281. The next prime is 12120230371. The reversal of 12120230329 is 92303202121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10266755625 + 1853474704 = 101325^2 + 43052^2 .

It is a cyclic number.

It is not a de Polignac number, because 12120230329 - 2⁹ = 12120229817 is a prime.

It is a super-2 number, since 2×12120230329² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12120230399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6060115164 + 6060115165.

It is an arithmetic number, because the mean of its divisors is an integer number (6060115165).

Almost surely, 2^12120230329 is an apocalyptic number.

It is an amenable number.

12120230329 is a deficient number, since it is larger than the sum of its proper divisors (1).

12120230329 is an equidigital number, since it uses as much as digits as its factorization.

12120230329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

The spelling of 12120230329 in words is "twelve billion, one hundred twenty million, two hundred thirty thousand, three hundred twenty-nine".