1322020996 has 6 divisors (see below), whose sum is σ = 2313536750. Its totient is φ = 661010496.

The previous prime is 1322020991. The next prime is 1322021011. The reversal of 1322020996 is 6990202231.

It can be written as a sum of positive squares in only one way, i.e., 1320304896 + 1716100 = 36336^2 + 1310^2 .

It is not an unprimeable number, because it can be changed into a prime (1322020991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165252621 + ... + 165252628.

Almost surely, 2^1322020996 is an apocalyptic number.

It is an amenable number.

1322020996 is a deficient number, since it is larger than the sum of its proper divisors (991515754).

1322020996 is a wasteful number, since it uses less digits than its factorization.

1322020996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330505253 (or 330505251 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 1322020996 is about 36359.6066535379. The cubic root of 1322020996 is about 1097.5208619900.

The spelling of 1322020996 in words is "one billion, three hundred twenty-two million, twenty thousand, nine hundred ninety-six".