120332223565 has 4 divisors (see below), whose sum is σ = 144398668284. Its totient is φ = 96265778848.

The previous prime is 120332223541. The next prime is 120332223587. The reversal of 120332223565 is 565322233021.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 16986690889 + 103345532676 = 130333^2 + 321474^2 .

It is a cyclic number.

It is not a de Polignac number, because 120332223565 - 2¹¹ = 120332221517 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120332223565.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 12033222352 + ... + 12033222361.

It is an arithmetic number, because the mean of its divisors is an integer number (36099667071).

Almost surely, 2^120332223565 is an apocalyptic number.

It is an amenable number.

120332223565 is a deficient number, since it is larger than the sum of its proper divisors (24066444719).

120332223565 is an equidigital number, since it uses as much as digits as its factorization.

120332223565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24066444718.

The product of its (nonzero) digits is 64800, while the sum is 34.

Adding to 120332223565 its reverse (565322233021), we get a palindrome (685654456586).

The spelling of 120332223565 in words is "one hundred twenty billion, three hundred thirty-two million, two hundred twenty-three thousand, five hundred sixty-five".