20143023324 has 48 divisors (see below), whose sum is σ = 47886249600. Its totient is φ = 6588877120.

The previous prime is 20143023289. The next prime is 20143023331. The reversal of 20143023324 is 42332034102.

It is a junction number, because it is equal to n+sod(n) for n = 20143023294 and 20143023303.

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, 80539 + ... + 216269.

It is an arithmetic number, because the mean of its divisors is an integer number (997630200).

Almost surely, 2^20143023324 is an apocalyptic number.

It is an amenable number.

20143023324 is an abundant number, since it is smaller than the sum of its proper divisors (27743226276).

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

20143023324 is a wasteful number, since it uses less digits than its factorization.

20143023324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135970 (or 135968 counting only the distinct ones).

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

Adding to 20143023324 its reverse (42332034102), we get a palindrome (62475057426).

The spelling of 20143023324 in words is "twenty billion, one hundred forty-three million, twenty-three thousand, three hundred twenty-four".