201433043441 has 8 divisors (see below), whose sum is σ = 237635295744. Its totient is φ = 167087316960.

The previous prime is 201433043429. The next prime is 201433043477. The reversal of 201433043441 is 144340334102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201433043441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201433043411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 464131220 + ... + 464131653.

It is an arithmetic number, because the mean of its divisors is an integer number (29704411968).

Almost surely, 2^201433043441 is an apocalyptic number.

It is an amenable number.

201433043441 is a deficient number, since it is larger than the sum of its proper divisors (36202252303).

201433043441 is an equidigital number, since it uses as much as digits as its factorization.

201433043441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 928262911.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 201433043441 its reverse (144340334102), we get a palindrome (345773377543).

The spelling of 201433043441 in words is "two hundred one billion, four hundred thirty-three million, forty-three thousand, four hundred forty-one".