123321122113 has 8 divisors (see below), whose sum is σ = 141008525120. Its totient is φ = 105651244080.

The previous prime is 123321122107. The next prime is 123321122117. The reversal of 123321122113 is 311221123321.

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

It is a cyclic number.

It is not a de Polignac number, because 123321122113 - 2¹³ = 123321113921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123321122117) 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 7 ways as a sum of consecutive naturals, for example, 4366158 + ... + 4394311.

It is an arithmetic number, because the mean of its divisors is an integer number (17626065640).

Almost surely, 2^123321122113 is an apocalyptic number.

It is an amenable number.

123321122113 is a deficient number, since it is larger than the sum of its proper divisors (17687403007).

123321122113 is an equidigital number, since it uses as much as digits as its factorization.

123321122113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8762487.

The product of its digits is 432, while the sum is 22.

Adding to 123321122113 its reverse (311221123321), we get a palindrome (434542245434).

The spelling of 123321122113 in words is "one hundred twenty-three billion, three hundred twenty-one million, one hundred twenty-two thousand, one hundred thirteen".