20231324132 has 6 divisors (see below), whose sum is σ = 35404817238. Its totient is φ = 10115662064.

The previous prime is 20231324131. The next prime is 20231324177. The reversal of 20231324132 is 23142313202.

It can be written as a sum of positive squares in only one way, i.e., 11224554916 + 9006769216 = 105946^2 + 94904^2 .

It is a super-2 number, since 2×20231324132² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20231324098 and 20231324107.

It is not an unprimeable number, because it can be changed into a prime (20231324131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2528915513 + ... + 2528915520.

It is an arithmetic number, because the mean of its divisors is an integer number (5900802873).

Almost surely, 2^20231324132 is an apocalyptic number.

It is an amenable number.

20231324132 is a deficient number, since it is larger than the sum of its proper divisors (15173493106).

20231324132 is a wasteful number, since it uses less digits than its factorization.

20231324132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5057831037 (or 5057831035 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 20231324132 its reverse (23142313202), we get a palindrome (43373637334).

The spelling of 20231324132 in words is "twenty billion, two hundred thirty-one million, three hundred twenty-four thousand, one hundred thirty-two".