123001221303 has 32 divisors (see below), whose sum is σ = 192966667200. Its totient is φ = 77167807488.

The previous prime is 123001221289. The next prime is 123001221311. The reversal of 123001221303 is 303122100321.

It is not a de Polignac number, because 123001221303 - 2¹⁴ = 123001204919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123001222303) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7422475 + ... + 7439027.

It is an arithmetic number, because the mean of its divisors is an integer number (6030208350).

Almost surely, 2^123001221303 is an apocalyptic number.

123001221303 is a deficient number, since it is larger than the sum of its proper divisors (69965445897).

123001221303 is a wasteful number, since it uses less digits than its factorization.

123001221303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32768 (or 32762 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 123001221303 its reverse (303122100321), we get a palindrome (426123321624).

The spelling of 123001221303 in words is "one hundred twenty-three billion, one million, two hundred twenty-one thousand, three hundred three".