233121002122 has 32 divisors (see below), whose sum is σ = 364667168448. Its totient is φ = 111670331136.

The previous prime is 233121002063. The next prime is 233121002123. The reversal of 233121002122 is 221200121332.

It is a self number, because there is not a number n which added to its sum of digits gives 233121002122.

It is not an unprimeable number, because it can be changed into a prime (233121002123) 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, 29910258 + ... + 29918050.

It is an arithmetic number, because the mean of its divisors is an integer number (11395849014).

Almost surely, 2^233121002122 is an apocalyptic number.

233121002122 is a deficient number, since it is larger than the sum of its proper divisors (131546166326).

233121002122 is a wasteful number, since it uses less digits than its factorization.

233121002122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14454.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 233121002122 its reverse (221200121332), we get a palindrome (454321123454).

The spelling of 233121002122 in words is "two hundred thirty-three billion, one hundred twenty-one million, two thousand, one hundred twenty-two".