233020012123 has 4 divisors (see below), whose sum is σ = 233022184200. Its totient is φ = 233017840048.

The previous prime is 233020012081. The next prime is 233020012177. The reversal of 233020012123 is 321210020332.

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

It is a cyclic number.

It is not a de Polignac number, because 233020012123 - 2²¹ = 233017914971 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 233020012123.

It is not an unprimeable number, because it can be changed into a prime (233020018123) 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, 916273 + ... + 1142626.

It is an arithmetic number, because the mean of its divisors is an integer number (58255546050).

Almost surely, 2^233020012123 is an apocalyptic number.

233020012123 is a deficient number, since it is larger than the sum of its proper divisors (2172077).

233020012123 is a wasteful number, since it uses less digits than its factorization.

233020012123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2172076.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 233020012123 its reverse (321210020332), we get a palindrome (554230032455).

The spelling of 233020012123 in words is "two hundred thirty-three billion, twenty million, twelve thousand, one hundred twenty-three".