121316984 has 16 divisors (see below), whose sum is σ = 227604600. Its totient is φ = 60622432.

The previous prime is 121316971. The next prime is 121316989. The reversal of 121316984 is 489613121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121316989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14507 + ... + 21285.

Almost surely, 2^121316984 is an apocalyptic number.

It is an amenable number.

121316984 is a deficient number, since it is larger than the sum of its proper divisors (106287616).

121316984 is a wasteful number, since it uses less digits than its factorization.

121316984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9022 (or 9018 counting only the distinct ones).

The product of its digits is 10368, while the sum is 35.

The square root of 121316984 is about 11014.3989395700. The cubic root of 121316984 is about 495.0402769662.

The spelling of 121316984 in words is "one hundred twenty-one million, three hundred sixteen thousand, nine hundred eighty-four".