123345322133 has 4 divisors (see below), whose sum is σ = 134558533248. Its totient is φ = 112132111020.

The previous prime is 123345322127. The next prime is 123345322141. The reversal of 123345322133 is 331223543321.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 123345322133 - 2¹⁶ = 123345256597 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 123345322133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123345322103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5606605541 + ... + 5606605562.

It is an arithmetic number, because the mean of its divisors is an integer number (33639633312).

Almost surely, 2^123345322133 is an apocalyptic number.

It is an amenable number.

123345322133 is a deficient number, since it is larger than the sum of its proper divisors (11213211115).

123345322133 is a wasteful number, since it uses less digits than its factorization.

123345322133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11213211114.

The product of its digits is 38880, while the sum is 32.

Adding to 123345322133 its reverse (331223543321), we get a palindrome (454568865454).

The spelling of 123345322133 in words is "one hundred twenty-three billion, three hundred forty-five million, three hundred twenty-two thousand, one hundred thirty-three".