4023321240000 has 140 divisors (see below), whose sum is σ = 13302039191144. Its totient is φ = 1072885632000.

The previous prime is 4023321239969. The next prime is 4023321240007. The reversal of 4023321240000 is 421233204.

It is a super-2 number, since 2×4023321240000² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4023321240007) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 16643839 + ... + 16883838.

Almost surely, 2^{4023321240000} is an apocalyptic number.

4023321240000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4023321240000 is an abundant number, since it is smaller than the sum of its proper divisors (9278717951144).

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

4023321240000 is an equidigital number, since it uses as much as digits as its factorization.

4023321240000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33527712 (or 33527687 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 4023321240000 its reverse (421233204), we get a palindrome (4023742473204).

The spelling of 4023321240000 in words is "four trillion, twenty-three billion, three hundred twenty-one million, two hundred forty thousand".