121341534323 has 2 divisors, whose sum is σ = 121341534324. Its totient is φ = 121341534322.

The previous prime is 121341534313. The next prime is 121341534361. The reversal of 121341534323 is 323435143121.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121341534323 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121341534323.

It is not a weakly prime, because it can be changed into another prime (121341534313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60670767161 + 60670767162.

It is an arithmetic number, because the mean of its divisors is an integer number (60670767162).

Almost surely, 2^121341534323 is an apocalyptic number.

121341534323 is a deficient number, since it is larger than the sum of its proper divisors (1).

121341534323 is an equidigital number, since it uses as much as digits as its factorization.

121341534323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 32.

Adding to 121341534323 its reverse (323435143121), we get a palindrome (444776677444).

The spelling of 121341534323 in words is "one hundred twenty-one billion, three hundred forty-one million, five hundred thirty-four thousand, three hundred twenty-three".