121002209984 has 56 divisors (see below), whose sum is σ = 241528006656. Its totient is φ = 60145184000.

The previous prime is 121002209953. The next prime is 121002210013. The reversal of 121002209984 is 489902200121.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

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, 30936989 + ... + 30940899.

Almost surely, 2^121002209984 is an apocalyptic number.

It is an amenable number.

121002209984 is a deficient number, since it is larger than the sum of its proper divisors (120525796672).

121002209984 is a wasteful number, since it uses less digits than its factorization.

121002209984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6645 (or 6635 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 38.

The spelling of 121002209984 in words is "one hundred twenty-one billion, two million, two hundred nine thousand, nine hundred eighty-four".