123321301233 has 16 divisors (see below), whose sum is σ = 178003854336. Its totient is φ = 75492696960.

The previous prime is 123321301223. The next prime is 123321301267. The reversal of 123321301233 is 332103123321.

It is not a de Polignac number, because 123321301233 - 2⁹ = 123321300721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123321301223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8270260 + ... + 8285157.

It is an arithmetic number, because the mean of its divisors is an integer number (11125240896).

Almost surely, 2^123321301233 is an apocalyptic number.

123321301233 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

123321301233 is a deficient number, since it is larger than the sum of its proper divisors (54682553103).

123321301233 is a wasteful number, since it uses less digits than its factorization.

123321301233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16555624.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 123321301233 its reverse (332103123321), we get a palindrome (455424424554).

The spelling of 123321301233 in words is "one hundred twenty-three billion, three hundred twenty-one million, three hundred one thousand, two hundred thirty-three".