121884493771288 has 16 divisors (see below), whose sum is σ = 228777324902280. Its totient is φ = 60877207130688.

The previous prime is 121884493771279. The next prime is 121884493771301. The reversal of 121884493771288 is 882177394488121.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 121884493771288.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8129961406 + ... + 8129976397.

Almost surely, 2^{121884493771288} is an apocalyptic number.

It is an amenable number.

121884493771288 is a deficient number, since it is larger than the sum of its proper divisors (106892831130992).

121884493771288 is a wasteful number, since it uses less digits than its factorization.

121884493771288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16259938746 (or 16259938742 counting only the distinct ones).

The product of its digits is 346816512, while the sum is 73.

The spelling of 121884493771288 in words is "one hundred twenty-one trillion, eight hundred eighty-four billion, four hundred ninety-three million, seven hundred seventy-one thousand, two hundred eighty-eight".