1021330012322 has 4 divisors (see below), whose sum is σ = 1531995018486. Its totient is φ = 510665006160.

The previous prime is 1021330012303. The next prime is 1021330012337. The reversal of 1021330012322 is 2232100331201.

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., 810649930321 + 210680082001 = 900361^2 + 458999^2 .

It is a super-2 number, since 2×1021330012322² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1021330012294 and 1021330012303.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255332503079 + ... + 255332503082.

Almost surely, 2^{1021330012322} is an apocalyptic number.

1021330012322 is a deficient number, since it is larger than the sum of its proper divisors (510665006164).

1021330012322 is an equidigital number, since it uses as much as digits as its factorization.

1021330012322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510665006163.

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

Adding to 1021330012322 its reverse (2232100331201), we get a palindrome (3253430343523).

The spelling of 1021330012322 in words is "one trillion, twenty-one billion, three hundred thirty million, twelve thousand, three hundred twenty-two".