1021323010322 has 4 divisors (see below), whose sum is σ = 1531984515486. Its totient is φ = 510661505160.

The previous prime is 1021323010321. The next prime is 1021323010339. The reversal of 1021323010322 is 2230103231201.

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

It can be written as a sum of positive squares in only one way, i.e., 1008395547721 + 12927462601 = 1004189^2 + 113699^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1021323010294 and 1021323010303.

It is not an unprimeable number, because it can be changed into a prime (1021323010321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255330752579 + ... + 255330752582.

Almost surely, 2^{1021323010322} is an apocalyptic number.

1021323010322 is a deficient number, since it is larger than the sum of its proper divisors (510661505164).

1021323010322 is an equidigital number, since it uses as much as digits as its factorization.

1021323010322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510661505163.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1021323010322 its reverse (2230103231201), we get a palindrome (3251426241523).

The spelling of 1021323010322 in words is "one trillion, twenty-one billion, three hundred twenty-three million, ten thousand, three hundred twenty-two".