10421432012 has 48 divisors (see below), whose sum is σ = 19235166720. Its totient is φ = 4935131712.

The previous prime is 10421432011. The next prime is 10421432023. The reversal of 10421432012 is 21023412401.

It is not an unprimeable number, because it can be changed into a prime (10421432011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 875243 + ... + 887069.

It is an arithmetic number, because the mean of its divisors is an integer number (400732640).

Almost surely, 2^10421432012 is an apocalyptic number.

It is an amenable number.

10421432012 is a deficient number, since it is larger than the sum of its proper divisors (8813734708).

10421432012 is a wasteful number, since it uses less digits than its factorization.

10421432012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12030 (or 12028 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 10421432012 its reverse (21023412401), we get a palindrome (31444844413).

The spelling of 10421432012 in words is "ten billion, four hundred twenty-one million, four hundred thirty-two thousand, twelve".