123331221103 has 8 divisors (see below), whose sum is σ = 124759893008. Its totient is φ = 121910690304.

The previous prime is 123331221089. The next prime is 123331221107. The reversal of 123331221103 is 301122133321.

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 123331221103 - 2⁵ = 123331221071 is a prime.

It is a super-3 number, since 3×123331221103³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123331221107) 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, 2004801 + ... + 2065402.

It is an arithmetic number, because the mean of its divisors is an integer number (15594986626).

Almost surely, 2^123331221103 is an apocalyptic number.

123331221103 is a deficient number, since it is larger than the sum of its proper divisors (1428671905).

123331221103 is a wasteful number, since it uses less digits than its factorization.

123331221103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4070553.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 123331221103 its reverse (301122133321), we get a palindrome (424453354424).

The spelling of 123331221103 in words is "one hundred twenty-three billion, three hundred thirty-one million, two hundred twenty-one thousand, one hundred three".