121341012103 has 2 divisors, whose sum is σ = 121341012104. Its totient is φ = 121341012102.

The previous prime is 121341012097. The next prime is 121341012109. The reversal of 121341012103 is 301210143121.

It is a balanced prime because it is at equal distance from previous prime (121341012097) and next prime (121341012109).

It is a cyclic number.

It is not a de Polignac number, because 121341012103 - 2⁹ = 121341011591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121341012109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60670506051 + 60670506052.

It is an arithmetic number, because the mean of its divisors is an integer number (60670506052).

Almost surely, 2^121341012103 is an apocalyptic number.

121341012103 is a deficient number, since it is larger than the sum of its proper divisors (1).

121341012103 is an equidigital number, since it uses as much as digits as its factorization.

121341012103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 121341012103 its reverse (301210143121), we get a palindrome (422551155224).

The spelling of 121341012103 in words is "one hundred twenty-one billion, three hundred forty-one million, twelve thousand, one hundred three".