201140012232 has 96 divisors (see below), whose sum is σ = 548713035000. Its totient is φ = 66559933440.

The previous prime is 201140012173. The next prime is 201140012233. The reversal of 201140012232 is 232210041102.

It is a happy number.

201140012232 is a `hidden beast` number, since 20 + 1 + 1 + 400 + 12 + 232 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 161695668996 + 39444343236 = 402114^2 + 198606^2 .

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

It is not an unprimeable number, because it can be changed into a prime (201140012233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25110244 + ... + 25118252.

Almost surely, 2^201140012232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201140012232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (274356517500).

201140012232 is an abundant number, since it is smaller than the sum of its proper divisors (347573022768).

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

201140012232 is a wasteful number, since it uses less digits than its factorization.

201140012232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10511 (or 10504 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 201140012232 its reverse (232210041102), we get a palindrome (433350053334).

The spelling of 201140012232 in words is "two hundred one billion, one hundred forty million, twelve thousand, two hundred thirty-two".