121050500 has 24 divisors (see below), whose sum is σ = 264375384. Its totient is φ = 48420000.

The previous prime is 121050499. The next prime is 121050511. The reversal of 121050500 is 5050121.

It can be written as a sum of positive squares in 4 ways, for example, as 6646084 + 114404416 = 2578^2 + 10696^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120551 + ... + 121550.

It is an arithmetic number, because the mean of its divisors is an integer number (11015641).

Almost surely, 2^121050500 is an apocalyptic number.

121050500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121050500 is an abundant number, since it is smaller than the sum of its proper divisors (143324884).

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

121050500 is a wasteful number, since it uses less digits than its factorization.

121050500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242120 (or 242108 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 14.

The square root of 121050500 is about 11002.2952150903. The cubic root of 121050500 is about 494.6775439599.

The spelling of 121050500 in words is "one hundred twenty-one million, fifty thousand, five hundred".