201120578 has 8 divisors (see below), whose sum is σ = 303034368. Its totient is φ = 100109124.

The previous prime is 201120553. The next prime is 201120583. The reversal of 201120578 is 875021102.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225026 + ... + 225917.

It is an arithmetic number, because the mean of its divisors is an integer number (37879296).

Almost surely, 2^201120578 is an apocalyptic number.

201120578 is a deficient number, since it is larger than the sum of its proper divisors (101913790).

201120578 is a wasteful number, since it uses less digits than its factorization.

201120578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451168.

The product of its (nonzero) digits is 1120, while the sum is 26.

The square root of 201120578 is about 14181.6986993801. The cubic root of 201120578 is about 585.8937107988.

The spelling of 201120578 in words is "two hundred one million, one hundred twenty thousand, five hundred seventy-eight".