1012031000323 has 4 divisors (see below), whose sum is σ = 1156606857520. Its totient is φ = 867455143128.

The previous prime is 1012031000317. The next prime is 1012031000333. The reversal of 1012031000323 is 3230001302101.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1012031000323 - 2¹³ = 1012030992131 is a prime.

It is a super-2 number, since 2×1012031000323² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1012031000297 and 1012031000306.

It is not an unprimeable number, because it can be changed into a prime (1012031000303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72287928588 + ... + 72287928601.

It is an arithmetic number, because the mean of its divisors is an integer number (289151714380).

Almost surely, 2^{1012031000323} is an apocalyptic number.

1012031000323 is a deficient number, since it is larger than the sum of its proper divisors (144575857197).

1012031000323 is an equidigital number, since it uses as much as digits as its factorization.

1012031000323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144575857196.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 1012031000323 its reverse (3230001302101), we get a palindrome (4242032302424).

The spelling of 1012031000323 in words is "one trillion, twelve billion, thirty-one million, three hundred twenty-three", and thus it is an aban number.