12103020940867 has 2 divisors, whose sum is σ = 12103020940868. Its totient is φ = 12103020940866.

The previous prime is 12103020940859. The next prime is 12103020940873. The reversal of 12103020940867 is 76804902030121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12103020940867 - 2³ = 12103020940859 is a prime.

It is not a weakly prime, because it can be changed into another prime (12103020940877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6051510470433 + 6051510470434.

It is an arithmetic number, because the mean of its divisors is an integer number (6051510470434).

Almost surely, 2^{12103020940867} is an apocalyptic number.

12103020940867 is a deficient number, since it is larger than the sum of its proper divisors (1).

12103020940867 is an equidigital number, since it uses as much as digits as its factorization.

12103020940867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 43.

Adding to 12103020940867 its reverse (76804902030121), we get a palindrome (88907922970988).

The spelling of 12103020940867 in words is "twelve trillion, one hundred three billion, twenty million, nine hundred forty thousand, eight hundred sixty-seven".