10020423236 has 24 divisors (see below), whose sum is σ = 17639982360. Its totient is φ = 4980512000.

The previous prime is 10020423233. The next prime is 10020423251. The reversal of 10020423236 is 63232402001.

It can be written as a sum of positive squares in 4 ways, for example, as 1176901636 + 8843521600 = 34306^2 + 94040^2 .

It is not an unprimeable number, because it can be changed into a prime (10020423233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 485936 + ... + 506136.

It is an arithmetic number, because the mean of its divisors is an integer number (734999265).

Almost surely, 2^10020423236 is an apocalyptic number.

It is an amenable number.

10020423236 is a deficient number, since it is larger than the sum of its proper divisors (7619559124).

10020423236 is a wasteful number, since it uses less digits than its factorization.

10020423236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20935 (or 20933 counting only the distinct ones).

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

Adding to 10020423236 its reverse (63232402001), we get a palindrome (73252825237).

The spelling of 10020423236 in words is "ten billion, twenty million, four hundred twenty-three thousand, two hundred thirty-six".