121340424703 has 2 divisors, whose sum is σ = 121340424704. Its totient is φ = 121340424702.

The previous prime is 121340424701. The next prime is 121340424707. The reversal of 121340424703 is 307424043121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121340424703 - 2¹ = 121340424701 is a prime.

Together with 121340424701, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121340424701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60670212351 + 60670212352.

It is an arithmetic number, because the mean of its divisors is an integer number (60670212352).

Almost surely, 2^121340424703 is an apocalyptic number.

121340424703 is a deficient number, since it is larger than the sum of its proper divisors (1).

121340424703 is an equidigital number, since it uses as much as digits as its factorization.

121340424703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 31.

Adding to 121340424703 its reverse (307424043121), we get a palindrome (428764467824).

The spelling of 121340424703 in words is "one hundred twenty-one billion, three hundred forty million, four hundred twenty-four thousand, seven hundred three".