201650120 has 32 divisors (see below), whose sum is σ = 518529600. Its totient is φ = 69137088.

The previous prime is 201650063. The next prime is 201650129. The reversal of 201650120 is 21056102.

It is not an unprimeable number, because it can be changed into a prime (201650129) by changing a digit.

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, 359810 + ... + 360369.

It is an arithmetic number, because the mean of its divisors is an integer number (16204050).

Almost surely, 2^201650120 is an apocalyptic number.

201650120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201650120 is an abundant number, since it is smaller than the sum of its proper divisors (316879480).

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

201650120 is a wasteful number, since it uses less digits than its factorization.

201650120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720197 (or 720193 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 201650120 is about 14200.3563335573. The cubic root of 201650120 is about 586.4074713029.

The spelling of 201650120 in words is "two hundred one million, six hundred fifty thousand, one hundred twenty".