121332892865 has 8 divisors (see below), whose sum is σ = 145858088448. Its totient is φ = 96893902960.

The previous prime is 121332892829. The next prime is 121332892883. The reversal of 121332892865 is 568298233121.

It is a happy number.

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

It is not a de Polignac number, because 121332892865 - 2¹⁸ = 121332630721 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21548321 + ... + 21553950.

It is an arithmetic number, because the mean of its divisors is an integer number (18232261056).

Almost surely, 2^121332892865 is an apocalyptic number.

It is an amenable number.

121332892865 is a deficient number, since it is larger than the sum of its proper divisors (24525195583).

121332892865 is an equidigital number, since it uses as much as digits as its factorization.

121332892865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43102839.

The product of its digits is 1244160, while the sum is 50.

The spelling of 121332892865 in words is "one hundred twenty-one billion, three hundred thirty-two million, eight hundred ninety-two thousand, eight hundred sixty-five".