233331224140 has 48 divisors (see below), whose sum is σ = 565539476544. Its totient is φ = 79207200000.

The previous prime is 233331224129. The next prime is 233331224143. The reversal of 233331224140 is 41422133332.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 233331224099 and 233331224108.

It is not an unprimeable number, because it can be changed into a prime (233331224143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8236611 + ... + 8264890.

It is an arithmetic number, because the mean of its divisors is an integer number (11782072428).

Almost surely, 2^233331224140 is an apocalyptic number.

233331224140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

233331224140 is an abundant number, since it is smaller than the sum of its proper divisors (332208252404).

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

233331224140 is a wasteful number, since it uses less digits than its factorization.

233331224140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16501618 (or 16501616 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 233331224140 its reverse (41422133332), we get a palindrome (274753357472).

The spelling of 233331224140 in words is "two hundred thirty-three billion, three hundred thirty-one million, two hundred twenty-four thousand, one hundred forty".