233100002123 has 4 divisors (see below), whose sum is σ = 243234784848. Its totient is φ = 222965219400.

The previous prime is 233100002063. The next prime is 233100002131. The reversal of 233100002123 is 321200001332.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-233100002123 is a prime.

It is a super-2 number, since 2×233100002123² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (233100002143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5067391328 + ... + 5067391373.

It is an arithmetic number, because the mean of its divisors is an integer number (60808696212).

Almost surely, 2^233100002123 is an apocalyptic number.

233100002123 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

233100002123 is a deficient number, since it is larger than the sum of its proper divisors (10134782725).

233100002123 is a wasteful number, since it uses less digits than its factorization.

233100002123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10134782724.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 233100002123 its reverse (321200001332), we get a palindrome (554300003455).

The spelling of 233100002123 in words is "two hundred thirty-three billion, one hundred million, two thousand, one hundred twenty-three".