2321433233240 has 64 divisors (see below), whose sum is σ = 5723165237760. Its totient is φ = 840438747520.

The previous prime is 2321433233239. The next prime is 2321433233281. The reversal of 2321433233240 is 423323341232.

It is a happy number.

It is a super-2 number, since 2×2321433233240² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2321433233197 and 2321433233206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11521232 + ... + 11720991.

It is an arithmetic number, because the mean of its divisors is an integer number (89424456840).

Almost surely, 2^{2321433233240} is an apocalyptic number.

2321433233240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2321433233240 is an abundant number, since it is smaller than the sum of its proper divisors (3401732004520).

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

2321433233240 is a wasteful number, since it uses less digits than its factorization.

2321433233240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23242472 (or 23242468 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 2321433233240 its reverse (423323341232), we get a palindrome (2744756574472).

The spelling of 2321433233240 in words is "two trillion, three hundred twenty-one billion, four hundred thirty-three million, two hundred thirty-three thousand, two hundred forty".