10002123032321 has 16 divisors (see below), whose sum is σ = 11442433258368. Its totient is φ = 8564672630400.

The previous prime is 10002123032299. The next prime is 10002123032353. The reversal of 10002123032321 is 12323032120001.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10002123032321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10002123032293 and 10002123032302.

It is not an unprimeable number, because it can be changed into a prime (10002123032021) 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, 192429866 + ... + 192481836.

It is an arithmetic number, because the mean of its divisors is an integer number (715152078648).

Almost surely, 2^{10002123032321} is an apocalyptic number.

It is an amenable number.

10002123032321 is a deficient number, since it is larger than the sum of its proper divisors (1440310226047).

10002123032321 is a wasteful number, since it uses less digits than its factorization.

10002123032321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78952.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 10002123032321 its reverse (12323032120001), we get a palindrome (22325155152322).

The spelling of 10002123032321 in words is "ten trillion, two billion, one hundred twenty-three million, thirty-two thousand, three hundred twenty-one".