201140240202 has 128 divisors (see below), whose sum is σ = 496963296000. Its totient is φ = 60540359040.

The previous prime is 201140240183. The next prime is 201140240219. The reversal of 201140240202 is 202042041102.

201140240202 is a `hidden beast` number, since 20 + 1 + 1 + 402 + 40 + 202 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7154958 + ... + 7183014.

It is an arithmetic number, because the mean of its divisors is an integer number (3882525750).

Almost surely, 2^201140240202 is an apocalyptic number.

201140240202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 201140240202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (248481648000).

201140240202 is an abundant number, since it is smaller than the sum of its proper divisors (295823055798).

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

201140240202 is a wasteful number, since it uses less digits than its factorization.

201140240202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28240 (or 28222 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 201140240202 its reverse (202042041102), we get a palindrome (403182281304).

Subtracting 201140240202 from its reverse (202042041102), we obtain a square (901800900 = 30030²).

The spelling of 201140240202 in words is "two hundred one billion, one hundred forty million, two hundred forty thousand, two hundred two".