24312121340 has 48 divisors (see below), whose sum is σ = 55002884160. Its totient is φ = 8973504000.

The previous prime is 24312121331. The next prime is 24312121343. The reversal of 24312121340 is 4312121342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24312121343) 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, 764681 + ... + 795839.

It is an arithmetic number, because the mean of its divisors is an integer number (1145893420).

Almost surely, 2^24312121340 is an apocalyptic number.

24312121340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24312121340 is an abundant number, since it is smaller than the sum of its proper divisors (30690762820).

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

24312121340 is a wasteful number, since it uses less digits than its factorization.

24312121340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34182 (or 34180 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 24312121340 its reverse (4312121342), we get a palindrome (28624242682).

The spelling of 24312121340 in words is "twenty-four billion, three hundred twelve million, one hundred twenty-one thousand, three hundred forty".