123321001003133 has 4 divisors (see below), whose sum is σ = 123332124041280. Its totient is φ = 123309877964988.

The previous prime is 123321001003129. The next prime is 123321001003159. The reversal of 123321001003133 is 331300100123321.

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 123321001003133 - 2² = 123321001003129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123321001003099 and 123321001003108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123321001003103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5561502443 + ... + 5561524616.

It is an arithmetic number, because the mean of its divisors is an integer number (30833031010320).

Almost surely, 2^{123321001003133} is an apocalyptic number.

It is an amenable number.

123321001003133 is a deficient number, since it is larger than the sum of its proper divisors (11123038147).

123321001003133 is a wasteful number, since it uses less digits than its factorization.

123321001003133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11123038146.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 123321001003133 its reverse (331300100123321), we get a palindrome (454621101126454).

The spelling of 123321001003133 in words is "one hundred twenty-three trillion, three hundred twenty-one billion, one million, three thousand, one hundred thirty-three".