123300121133 has 16 divisors (see below), whose sum is σ = 142718062080. Its totient is φ = 104333463936.

The previous prime is 123300121129. The next prime is 123300121157. The reversal of 123300121133 is 331121003321.

It is a cyclic number.

It is not a de Polignac number, because 123300121133 - 2² = 123300121129 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 (123300121103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6181985 + ... + 6201897.

It is an arithmetic number, because the mean of its divisors is an integer number (8919878880).

Almost surely, 2^123300121133 is an apocalyptic number.

It is an amenable number.

123300121133 is a deficient number, since it is larger than the sum of its proper divisors (19417940947).

123300121133 is a wasteful number, since it uses less digits than its factorization.

123300121133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31196.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 123300121133 its reverse (331121003321), we get a palindrome (454421124454).

The spelling of 123300121133 in words is "one hundred twenty-three billion, three hundred million, one hundred twenty-one thousand, one hundred thirty-three".