121266384048 has 30 divisors (see below), whose sum is σ = 339377450204. Its totient is φ = 40422127968.

The previous prime is 121266384023. The next prime is 121266384061. The reversal of 121266384048 is 840483662121.

121266384048 is a `hidden beast` number, since 1 + 2 + 1 + 2 + 6 + 638 + 4 + 0 + 4 + 8 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 121266383994 and 121266384012.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 421063690 + ... + 421063977.

Almost surely, 2^121266384048 is an apocalyptic number.

121266384048 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

121266384048 is an abundant number, since it is smaller than the sum of its proper divisors (218111066156).

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

121266384048 is a wasteful number, since it uses less digits than its factorization.

121266384048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842127681 (or 842127672 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 45.

The spelling of 121266384048 in words is "one hundred twenty-one billion, two hundred sixty-six million, three hundred eighty-four thousand, forty-eight".