1323000220202 has 16 divisors (see below), whose sum is σ = 1997082469800. Its totient is φ = 657317415360.

The previous prime is 1323000220177. The next prime is 1323000220207. The reversal of 1323000220202 is 2020220003231.

It can be written as a sum of positive squares in 4 ways, for example, as 1165080613321 + 157919606881 = 1079389^2 + 397391^2 .

It is not an unprimeable number, because it can be changed into a prime (1323000220207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2604449 + ... + 3070692.

Almost surely, 2^{1323000220202} is an apocalyptic number.

1323000220202 is a deficient number, since it is larger than the sum of its proper divisors (674082249598).

1323000220202 is a wasteful number, since it uses less digits than its factorization.

1323000220202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5675881.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 1323000220202 its reverse (2020220003231), we get a palindrome (3343220223433).

The spelling of 1323000220202 in words is "one trillion, three hundred twenty-three billion, two hundred twenty thousand, two hundred two".