10123420432 has 20 divisors (see below), whose sum is σ = 19935672076. Its totient is φ = 4978730880.

The previous prime is 10123420403. The next prime is 10123420441. The reversal of 10123420432 is 23402432101.

It can be written as a sum of positive squares in 2 ways, for example, as 3881788416 + 6241632016 = 62304^2 + 79004^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5185203 + ... + 5187154.

Almost surely, 2^10123420432 is an apocalyptic number.

It is an amenable number.

10123420432 is a deficient number, since it is larger than the sum of its proper divisors (9812251644).

10123420432 is a wasteful number, since it uses less digits than its factorization.

10123420432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10372426 (or 10372420 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 10123420432 its reverse (23402432101), we get a palindrome (33525852533).

The spelling of 10123420432 in words is "ten billion, one hundred twenty-three million, four hundred twenty thousand, four hundred thirty-two".