121983823332 has 144 divisors (see below), whose sum is σ = 371113142400. Its totient is φ = 33003210240.

The previous prime is 121983823307. The next prime is 121983823399. The reversal of 121983823332 is 233328389121.

121983823332 is a `hidden beast` number, since 1 + 219 + 83 + 8 + 23 + 332 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14211282 + ... + 14219862.

It is an arithmetic number, because the mean of its divisors is an integer number (2577174600).

Almost surely, 2^121983823332 is an apocalyptic number.

121983823332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121983823332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185556571200).

121983823332 is an abundant number, since it is smaller than the sum of its proper divisors (249129319068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121983823332 is a wasteful number, since it uses less digits than its factorization.

121983823332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11586 (or 11581 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The spelling of 121983823332 in words is "one hundred twenty-one billion, nine hundred eighty-three million, eight hundred twenty-three thousand, three hundred thirty-two".