123320321123011 has 8 divisors (see below), whose sum is σ = 123567986381760. Its totient is φ = 123072676985472.

The previous prime is 123320321122987. The next prime is 123320321123017. The reversal of 123320321123011 is 110321123023321.

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 123320321123011 - 2²¹ = 123320319025859 is a prime.

It is a super-2 number, since 2×123320321123011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123320321123017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6434886 + ... + 16971988.

It is an arithmetic number, because the mean of its divisors is an integer number (15445998297720).

Almost surely, 2^{123320321123011} is an apocalyptic number.

123320321123011 is a deficient number, since it is larger than the sum of its proper divisors (247665258749).

123320321123011 is a wasteful number, since it uses less digits than its factorization.

123320321123011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10560605.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 123320321123011 its reverse (110321123023321), we get a palindrome (233641444146332).

The spelling of 123320321123011 in words is "one hundred twenty-three trillion, three hundred twenty billion, three hundred twenty-one million, one hundred twenty-three thousand, eleven".