121616587386323 has 2 divisors, whose sum is σ = 121616587386324. Its totient is φ = 121616587386322.

The previous prime is 121616587386313. The next prime is 121616587386397. The reversal of 121616587386323 is 323683785616121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121616587386323 - 2¹⁴ = 121616587369939 is a prime.

It is not a weakly prime, because it can be changed into another prime (121616587386313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60808293693161 + 60808293693162.

It is an arithmetic number, because the mean of its divisors is an integer number (60808293693162).

Almost surely, 2^{121616587386323} is an apocalyptic number.

121616587386323 is a deficient number, since it is larger than the sum of its proper divisors (1).

121616587386323 is an equidigital number, since it uses as much as digits as its factorization.

121616587386323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52254720, while the sum is 62.

The spelling of 121616587386323 in words is "one hundred twenty-one trillion, six hundred sixteen billion, five hundred eighty-seven million, three hundred eighty-six thousand, three hundred twenty-three".