223129840933 has 2 divisors, whose sum is σ = 223129840934. Its totient is φ = 223129840932.

The previous prime is 223129840919. The next prime is 223129840981. The reversal of 223129840933 is 339048921322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 209001665889 + 14128175044 = 457167^2 + 118862^2 .

It is a cyclic number.

It is not a de Polignac number, because 223129840933 - 2⁹ = 223129840421 is a prime.

It is a super-3 number, since 3×223129840933³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223129840033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111564920466 + 111564920467.

It is an arithmetic number, because the mean of its divisors is an integer number (111564920467).

Almost surely, 2^223129840933 is an apocalyptic number.

It is an amenable number.

223129840933 is a deficient number, since it is larger than the sum of its proper divisors (1).

223129840933 is an equidigital number, since it uses as much as digits as its factorization.

223129840933 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 559872, while the sum is 46.

The spelling of 223129840933 in words is "two hundred twenty-three billion, one hundred twenty-nine million, eight hundred forty thousand, nine hundred thirty-three".