201340231002 has 24 divisors (see below), whose sum is σ = 436303831860. Its totient is φ = 67103154240.

The previous prime is 201340230953. The next prime is 201340231049. The reversal of 201340231002 is 200132043102.

201340231002 is a `hidden beast` number, since 201 + 340 + 23 + 100 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 158705827641 + 42634403361 = 398379^2 + 206481^2 .

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 11 ways as a sum of consecutive naturals, for example, 733149 + ... + 969632.

Almost surely, 2^201340231002 is an apocalyptic number.

201340231002 is an abundant number, since it is smaller than the sum of its proper divisors (234963600858).

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

201340231002 is a wasteful number, since it uses less digits than its factorization.

201340231002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1709358 (or 1709355 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 201340231002 its reverse (200132043102), we get a palindrome (401472274104).

The spelling of 201340231002 in words is "two hundred one billion, three hundred forty million, two hundred thirty-one thousand, two".