121364366523 has 8 divisors (see below), whose sum is σ = 161821217088. Its totient is φ = 80908546824.

The previous prime is 121364366509. The next prime is 121364366527. The reversal of 121364366523 is 325663463121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 121364366523 - 2⁴ = 121364366507 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121364366527) 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 in 7 ways as a sum of consecutive naturals, for example, 80340 + ... + 499182.

It is an arithmetic number, because the mean of its divisors is an integer number (20227652136).

Almost surely, 2^121364366523 is an apocalyptic number.

121364366523 is a deficient number, since it is larger than the sum of its proper divisors (40456850565).

121364366523 is an equidigital number, since it uses as much as digits as its factorization.

121364366523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515433.

The product of its digits is 466560, while the sum is 42.

The spelling of 121364366523 in words is "one hundred twenty-one billion, three hundred sixty-four million, three hundred sixty-six thousand, five hundred twenty-three".