232100002123 has 16 divisors (see below), whose sum is σ = 255830648832. Its totient is φ = 208809820000.

The previous prime is 232100002111. The next prime is 232100002129. The reversal of 232100002123 is 321200001232.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232100002123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 232100002097 and 232100002106.

It is not an unprimeable number, because it can be changed into a prime (232100002129) 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, 2295840 + ... + 2394802.

It is an arithmetic number, because the mean of its divisors is an integer number (15989415552).

Almost surely, 2^232100002123 is an apocalyptic number.

232100002123 is a deficient number, since it is larger than the sum of its proper divisors (23730646709).

232100002123 is a wasteful number, since it uses less digits than its factorization.

232100002123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101186.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 232100002123 its reverse (321200001232), we get a palindrome (553300003355).

The spelling of 232100002123 in words is "two hundred thirty-two billion, one hundred million, two thousand, one hundred twenty-three".