201044442343 has 4 divisors (see below), whose sum is σ = 201378959488. Its totient is φ = 200709925200.

The previous prime is 201044442331. The next prime is 201044442367. The reversal of 201044442343 is 343244440102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201044442343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201044442323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167257671 + ... + 167258872.

It is an arithmetic number, because the mean of its divisors is an integer number (50344739872).

Almost surely, 2^201044442343 is an apocalyptic number.

201044442343 is a deficient number, since it is larger than the sum of its proper divisors (334517145).

201044442343 is an equidigital number, since it uses as much as digits as its factorization.

201044442343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334517144.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 201044442343 its reverse (343244440102), we get a palindrome (544288882445).

The spelling of 201044442343 in words is "two hundred one billion, forty-four million, four hundred forty-two thousand, three hundred forty-three".