121175814988 has 6 divisors (see below), whose sum is σ = 212057676236. Its totient is φ = 60587907492.

The previous prime is 121175814973. The next prime is 121175814997. The reversal of 121175814988 is 889418571121.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 15146976870 + ... + 15146976877.

Almost surely, 2^121175814988 is an apocalyptic number.

It is an amenable number.

121175814988 is a deficient number, since it is larger than the sum of its proper divisors (90881861248).

121175814988 is a wasteful number, since it uses less digits than its factorization.

121175814988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30293953751 (or 30293953749 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 55.

The spelling of 121175814988 in words is "one hundred twenty-one billion, one hundred seventy-five million, eight hundred fourteen thousand, nine hundred eighty-eight".