121333467889 has 8 divisors (see below), whose sum is σ = 128539575648. Its totient is φ = 114135009600.

The previous prime is 121333467851. The next prime is 121333467901. The reversal of 121333467889 is 988764333121.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121333467889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121333467589) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1879687 + ... + 1943164.

It is an arithmetic number, because the mean of its divisors is an integer number (16067446956).

Almost surely, 2^121333467889 is an apocalyptic number.

It is an amenable number.

121333467889 is a deficient number, since it is larger than the sum of its proper divisors (7206107759).

121333467889 is a wasteful number, since it uses less digits than its factorization.

121333467889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3824735.

The product of its digits is 5225472, while the sum is 55.

The spelling of 121333467889 in words is "one hundred twenty-one billion, three hundred thirty-three million, four hundred sixty-seven thousand, eight hundred eighty-nine".