201113040 has 80 divisors (see below), whose sum is σ = 624924288. Its totient is φ = 53503488.

The previous prime is 201112991. The next prime is 201113069. The reversal of 201113040 is 40311102.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146437 + ... + 147803.

Almost surely, 2^201113040 is an apocalyptic number.

201113040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201113040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (312462144).

201113040 is an abundant number, since it is smaller than the sum of its proper divisors (423811248).

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

201113040 is a wasteful number, since it uses less digits than its factorization.

201113040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1996 (or 1990 counting only the distinct ones).

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

The square root of 201113040 is about 14181.4329318303. The cubic root of 201113040 is about 585.8863909412.

Adding to 201113040 its reverse (40311102), we get a palindrome (241424142).

It can be divided in two parts, 2011 and 13040, that added together give a palindrome (15051).

The spelling of 201113040 in words is "two hundred one million, one hundred thirteen thousand, forty".