121682711323 has 2 divisors, whose sum is σ = 121682711324. Its totient is φ = 121682711322.

The previous prime is 121682711251. The next prime is 121682711393. The reversal of 121682711323 is 323117286121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121682711323 - 2²¹ = 121680614171 is a prime.

It is not a weakly prime, because it can be changed into another prime (121682711393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60841355661 + 60841355662.

It is an arithmetic number, because the mean of its divisors is an integer number (60841355662).

Almost surely, 2^121682711323 is an apocalyptic number.

121682711323 is a deficient number, since it is larger than the sum of its proper divisors (1).

121682711323 is an equidigital number, since it uses as much as digits as its factorization.

121682711323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 37.

Adding to 121682711323 its reverse (323117286121), we get a palindrome (444799997444).

The spelling of 121682711323 in words is "one hundred twenty-one billion, six hundred eighty-two million, seven hundred eleven thousand, three hundred twenty-three".