121888418358733 has 8 divisors (see below), whose sum is σ = 131270142423168. Its totient is φ = 112507507420464.

The previous prime is 121888418358727. The next prime is 121888418358737. The reversal of 121888418358733 is 337853814888121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 121888418358733 - 2²⁹ = 121887881487821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121888418358737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202970185 + ... + 203569822.

It is an arithmetic number, because the mean of its divisors is an integer number (16408767802896).

Almost surely, 2^{121888418358733} is an apocalyptic number.

121888418358733 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

121888418358733 is a deficient number, since it is larger than the sum of its proper divisors (9381724064435).

121888418358733 is a wasteful number, since it uses less digits than its factorization.

121888418358733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406563083.

The product of its digits is 247726080, while the sum is 70.

The spelling of 121888418358733 in words is "one hundred twenty-one trillion, eight hundred eighty-eight billion, four hundred eighteen million, three hundred fifty-eight thousand, seven hundred thirty-three".