20243343120 has 320 divisors, whose sum is σ = 84258607104. Its totient is φ = 3882792960.

The previous prime is 20243343101. The next prime is 20243343151. The reversal of 20243343120 is 2134334202.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 198109 + ... + 282371.

Almost surely, 2^20243343120 is an apocalyptic number.

20243343120 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 20243343120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42129303552).

20243343120 is an abundant number, since it is smaller than the sum of its proper divisors (64015263984).

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

20243343120 is a wasteful number, since it uses less digits than its factorization.

20243343120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84310 (or 84304 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 20243343120 its reverse (2134334202), we get a palindrome (22377677322).

It can be divided in two parts, 20243 and 343120, that added together give a palindrome (363363).

The spelling of 20243343120 in words is "twenty billion, two hundred forty-three million, three hundred forty-three thousand, one hundred twenty".