10421443112 has 8 divisors (see below), whose sum is σ = 19540205850. Its totient is φ = 5210721552.

The previous prime is 10421443061. The next prime is 10421443141. The reversal of 10421443112 is 21134412401.

It can be written as a sum of positive squares in only one way, i.e., 8744868196 + 1676574916 = 93514^2 + 40946^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651340187 + ... + 651340202.

Almost surely, 2^10421443112 is an apocalyptic number.

It is an amenable number.

10421443112 is a deficient number, since it is larger than the sum of its proper divisors (9118762738).

10421443112 is a wasteful number, since it uses less digits than its factorization.

10421443112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1302680395 (or 1302680391 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 10421443112 its reverse (21134412401), we get a palindrome (31555855513).

The spelling of 10421443112 in words is "ten billion, four hundred twenty-one million, four hundred forty-three thousand, one hundred twelve".