201011304 has 48 divisors (see below), whose sum is σ = 544168800. Its totient is φ = 61848384.

The previous prime is 201011303. The next prime is 201011333. The reversal of 201011304 is 403110102.

201011304 = T₆₆₇₉ + T₆₆₈₀ + ... + T₆₆₈₇.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 201011304.

It is not an unprimeable number, because it can be changed into a prime (201011303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20724 + ... + 28835.

It is an arithmetic number, because the mean of its divisors is an integer number (11336850).

Almost surely, 2^201011304 is an apocalyptic number.

201011304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

201011304 is an abundant number, since it is smaller than the sum of its proper divisors (343157496).

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

201011304 is a wasteful number, since it uses less digits than its factorization.

201011304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49594 (or 49577 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 201011304 is about 14177.8455344950. The cubic root of 201011304 is about 585.7875811847.

Adding to 201011304 its reverse (403110102), we get a palindrome (604121406).

The spelling of 201011304 in words is "two hundred one million, eleven thousand, three hundred four".