1012323203321 has 4 divisors (see below), whose sum is σ = 1012343586192. Its totient is φ = 1012302820452.

The previous prime is 1012323203303. The next prime is 1012323203329. The reversal of 1012323203321 is 1233023232101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1012323203321 - 2²⁶ = 1012256094457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012323203329) 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, 10116755 + ... + 10216328.

It is an arithmetic number, because the mean of its divisors is an integer number (253085896548).

Almost surely, 2^{1012323203321} is an apocalyptic number.

It is an amenable number.

1012323203321 is a deficient number, since it is larger than the sum of its proper divisors (20382871).

1012323203321 is an equidigital number, since it uses as much as digits as its factorization.

1012323203321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20382870.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1012323203321 its reverse (1233023232101), we get a palindrome (2245346435422).

The spelling of 1012323203321 in words is "one trillion, twelve billion, three hundred twenty-three million, two hundred three thousand, three hundred twenty-one".