1012332321 has 96 divisors (see below), whose sum is σ = 2017037568. Its totient is φ = 472158720.

The previous prime is 1012332313. The next prime is 1012332323. The reversal of 1012332321 is 1232332101.

1012332321 is a `hidden beast` number, since 1 + 0 + 12 + 332 + 321 = 666.

It is not a de Polignac number, because 1012332321 - 2³ = 1012332313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1012332294 and 1012332303.

It is not an unprimeable number, because it can be changed into a prime (1012332323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 331815 + ... + 334851.

It is an arithmetic number, because the mean of its divisors is an integer number (21010808).

Almost surely, 2^1012332321 is an apocalyptic number.

1012332321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1012332321 is a deficient number, since it is larger than the sum of its proper divisors (1004705247).

1012332321 is a wasteful number, since it uses less digits than its factorization.

1012332321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3111 (or 3108 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1012332321 is about 31817.1702230101. The cubic root of 1012332321 is about 1004.0939900394.

Adding to 1012332321 its reverse (1232332101), we get a palindrome (2244664422).

It can be divided in two parts, 1012 and 332321, that added together give a palindrome (333333).

The spelling of 1012332321 in words is "one billion, twelve million, three hundred thirty-two thousand, three hundred twenty-one".