133333333333223 has 2 divisors, whose sum is σ = 133333333333224. Its totient is φ = 133333333333222.

The previous prime is 133333333333219. The next prime is 133333333333297. The reversal of 133333333333223 is 322333333333331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133333333333223 - 2² = 133333333333219 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133333333383223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66666666666611 + 66666666666612.

It is an arithmetic number, because the mean of its divisors is an integer number (66666666666612).

Almost surely, 2^{133333333333223} is an apocalyptic number.

133333333333223 is a deficient number, since it is larger than the sum of its proper divisors (1).

133333333333223 is an equidigital number, since it uses as much as digits as its factorization.

133333333333223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2125764, while the sum is 41.

Adding to 133333333333223 its reverse (322333333333331), we get a palindrome (455666666666554).

The spelling of 133333333333223 in words is "one hundred thirty-three trillion, three hundred thirty-three billion, three hundred thirty-three million, three hundred thirty-three thousand, two hundred twenty-three".