201241440236 has 12 divisors (see below), whose sum is σ = 352186289280. Its totient is φ = 100616786160.

The previous prime is 201241440173. The next prime is 201241440263. The reversal of 201241440236 is 632044142102.

It is a junction number, because it is equal to n+sod(n) for n = 201241440199 and 201241440208.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 866855 + ... + 1074206.

It is an arithmetic number, because the mean of its divisors is an integer number (29348857440).

Almost surely, 2^201241440236 is an apocalyptic number.

It is an amenable number.

201241440236 is a deficient number, since it is larger than the sum of its proper divisors (150944849044).

201241440236 is a wasteful number, since it uses less digits than its factorization.

201241440236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1966984 (or 1966982 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 201241440236 its reverse (632044142102), we get a palindrome (833285582338).

The spelling of 201241440236 in words is "two hundred one billion, two hundred forty-one million, four hundred forty thousand, two hundred thirty-six".