121875836160 has 432 divisors, whose sum is σ = 434285115264. Its totient is φ = 28955738112.

The previous prime is 121875836111. The next prime is 121875836171. The reversal of 121875836160 is 61638578121.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

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, 41981269 + ... + 41984171.

Almost surely, 2^121875836160 is an apocalyptic number.

121875836160 is a gapful number since it is divisible by the number (10) 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 121875836160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (217142557632).

121875836160 is an abundant number, since it is smaller than the sum of its proper divisors (312409279104).

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

121875836160 is a wasteful number, since it uses less digits than its factorization.

121875836160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2998 (or 2955 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 48.

The spelling of 121875836160 in words is "one hundred twenty-one billion, eight hundred seventy-five million, eight hundred thirty-six thousand, one hundred sixty".