133203223443 has 8 divisors (see below), whose sum is σ = 180037233808. Its totient is φ = 87585681024.

The previous prime is 133203223423. The next prime is 133203223519. The reversal of 133203223443 is 344322302331.

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

It is not a de Polignac number, because 133203223443 - 2¹⁸ = 133202961299 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133203223443.

It is not an unprimeable number, because it can be changed into a prime (133203223423) 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, 304116730 + ... + 304117167.

It is an arithmetic number, because the mean of its divisors is an integer number (22504654226).

Almost surely, 2^133203223443 is an apocalyptic number.

133203223443 is a deficient number, since it is larger than the sum of its proper divisors (46834010365).

133203223443 is an equidigital number, since it uses as much as digits as its factorization.

133203223443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608233973.

The product of its (nonzero) digits is 31104, while the sum is 30.

Adding to 133203223443 its reverse (344322302331), we get a palindrome (477525525774).

The spelling of 133203223443 in words is "one hundred thirty-three billion, two hundred three million, two hundred twenty-three thousand, four hundred forty-three".