230143322440000 has 140 divisors (see below), whose sum is σ = 570993868773504. Its totient is φ = 92006802112000.

The previous prime is 230143322439991. The next prime is 230143322440001. The reversal of 230143322440000 is 44223341032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230143322440001) 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, 71341947 + ... + 74498053.

Almost surely, 2^{230143322440000} is an apocalyptic number.

230143322440000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 230143322440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (285496934386752).

230143322440000 is an abundant number, since it is smaller than the sum of its proper divisors (340850546333504).

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

230143322440000 is an equidigital number, since it uses as much as digits as its factorization.

230143322440000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3157962 (or 3157937 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 230143322440000 its reverse (44223341032), we get a palindrome (230187545781032).

The spelling of 230143322440000 in words is "two hundred thirty trillion, one hundred forty-three billion, three hundred twenty-two million, four hundred forty thousand".