1320023443202 has 4 divisors (see below), whose sum is σ = 1980035164806. Its totient is φ = 660011721600.

The previous prime is 1320023443181. The next prime is 1320023443231. The reversal of 1320023443202 is 2023443200231.

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., 1051221634681 + 268801808521 = 1025291^2 + 518461^2 .

It is an unprimeable number.

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, 330005860799 + ... + 330005860802.

Almost surely, 2^{1320023443202} is an apocalyptic number.

1320023443202 is a deficient number, since it is larger than the sum of its proper divisors (660011721604).

1320023443202 is an equidigital number, since it uses as much as digits as its factorization.

1320023443202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660011721603.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 1320023443202 its reverse (2023443200231), we get a palindrome (3343466643433).

The spelling of 1320023443202 in words is "one trillion, three hundred twenty billion, twenty-three million, four hundred forty-three thousand, two hundred two".