10002123112321 has 8 divisors (see below), whose sum is σ = 10437718717440. Its totient is φ = 9566587564512.

The previous prime is 10002123112273. The next prime is 10002123112369. The reversal of 10002123112321 is 12321132120001.

It is an interprime number because it is at equal distance from previous prime (10002123112273) and next prime (10002123112369).

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 10002123112321 - 2²⁷ = 10001988894593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10002123182321) 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, 14673825 + ... + 15340318.

It is an arithmetic number, because the mean of its divisors is an integer number (1304714839680).

Almost surely, 2^{10002123112321} is an apocalyptic number.

It is an amenable number.

10002123112321 is a deficient number, since it is larger than the sum of its proper divisors (435595605119).

10002123112321 is a wasteful number, since it uses less digits than its factorization.

10002123112321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30028655.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 10002123112321 its reverse (12321132120001), we get a palindrome (22323255232322).

The spelling of 10002123112321 in words is "ten trillion, two billion, one hundred twenty-three million, one hundred twelve thousand, three hundred twenty-one".