201013040 has 40 divisors (see below), whose sum is σ = 469456560. Its totient is φ = 80043776.

The previous prime is 201013013. The next prime is 201013063. The reversal of 201013040 is 40310102.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

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 7 ways as a sum of consecutive naturals, for example, 12626 + ... + 23694.

It is an arithmetic number, because the mean of its divisors is an integer number (11736414).

Almost surely, 2^201013040 is an apocalyptic number.

201013040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201013040 is an abundant number, since it is smaller than the sum of its proper divisors (268443520).

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

201013040 is a wasteful number, since it uses less digits than its factorization.

201013040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11309 (or 11303 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 201013040 is about 14177.9067566408. The cubic root of 201013040 is about 585.7892675315.

Adding to 201013040 its reverse (40310102), we get a palindrome (241323142).

The spelling of 201013040 in words is "two hundred one million, thirteen thousand, forty".