4121220112103 has 2 divisors, whose sum is σ = 4121220112104. Its totient is φ = 4121220112102.

The previous prime is 4121220112049. The next prime is 4121220112111. The reversal of 4121220112103 is 3012110221214.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4121220112103 - 2¹² = 4121220108007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4121220112193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2060610056051 + 2060610056052.

It is an arithmetic number, because the mean of its divisors is an integer number (2060610056052).

Almost surely, 2^{4121220112103} is an apocalyptic number.

4121220112103 is a deficient number, since it is larger than the sum of its proper divisors (1).

4121220112103 is an equidigital number, since it uses as much as digits as its factorization.

4121220112103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 4121220112103 its reverse (3012110221214), we get a palindrome (7133330333317).

The spelling of 4121220112103 in words is "four trillion, one hundred twenty-one billion, two hundred twenty million, one hundred twelve thousand, one hundred three".