12021303121103 has 2 divisors, whose sum is σ = 12021303121104. Its totient is φ = 12021303121102.

The previous prime is 12021303121097. The next prime is 12021303121127. The reversal of 12021303121103 is 30112130312021.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (30112130312021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12021303121103 - 2⁸ = 12021303120847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12021303120103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6010651560551 + 6010651560552.

It is an arithmetic number, because the mean of its divisors is an integer number (6010651560552).

Almost surely, 2^{12021303121103} is an apocalyptic number.

12021303121103 is a deficient number, since it is larger than the sum of its proper divisors (1).

12021303121103 is an equidigital number, since it uses as much as digits as its factorization.

12021303121103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 12021303121103 its reverse (30112130312021), we get a palindrome (42133433433124).

The spelling of 12021303121103 in words is "twelve trillion, twenty-one billion, three hundred three million, one hundred twenty-one thousand, one hundred three".