233121102112 has 36 divisors (see below), whose sum is σ = 474239885238. Its totient is φ = 112800518400.

The previous prime is 233121102073. The next prime is 233121102127. The reversal of 233121102112 is 211201121332.

It can be written as a sum of positive squares in only one way, i.e., 138476271376 + 94644830736 = 372124^2 + 307644^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 233121102112.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3759589 + ... + 3821092.

Almost surely, 2^233121102112 is an apocalyptic number.

It is an amenable number.

233121102112 is an abundant number, since it is smaller than the sum of its proper divisors (241118783126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

233121102112 is an equidigital number, since it uses as much as digits as its factorization.

233121102112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7580753 (or 7580714 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 233121102112 its reverse (211201121332), we get a palindrome (444322223444).

The spelling of 233121102112 in words is "two hundred thirty-three billion, one hundred twenty-one million, one hundred two thousand, one hundred twelve".