1012446321 has 16 divisors (see below), whose sum is σ = 1365892608. Its totient is φ = 667008000.

The previous prime is 1012446311. The next prime is 1012446359. The reversal of 1012446321 is 1236442101.

1012446321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1012446321 - 2¹⁰ = 1012445297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1012446291 and 1012446300.

It is not an unprimeable number, because it can be changed into a prime (1012446311) 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, 171936 + ... + 177726.

It is an arithmetic number, because the mean of its divisors is an integer number (85368288).

Almost surely, 2^1012446321 is an apocalyptic number.

It is an amenable number.

1012446321 is a deficient number, since it is larger than the sum of its proper divisors (353446287).

1012446321 is a wasteful number, since it uses less digits than its factorization.

1012446321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6472.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 1012446321 is about 31818.9616581057. The cubic root of 1012446321 is about 1004.1316793818.

Adding to 1012446321 its reverse (1236442101), we get a palindrome (2248888422).

The spelling of 1012446321 in words is "one billion, twelve million, four hundred forty-six thousand, three hundred twenty-one".