202320022985 has 4 divisors (see below), whose sum is σ = 242784027588. Its totient is φ = 161856018384.

The previous prime is 202320022981. The next prime is 202320022999. The reversal of 202320022985 is 589220023202.

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 75771921289 + 126548101696 = 275267^2 + 355736^2 .

It is a cyclic number.

It is not a de Polignac number, because 202320022985 - 2² = 202320022981 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202320022981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20232002294 + ... + 20232002303.

It is an arithmetic number, because the mean of its divisors is an integer number (60696006897).

Almost surely, 2^202320022985 is an apocalyptic number.

It is an amenable number.

202320022985 is a deficient number, since it is larger than the sum of its proper divisors (40464004603).

202320022985 is an equidigital number, since it uses as much as digits as its factorization.

202320022985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40464004602.

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 202320022985 in words is "two hundred two billion, three hundred twenty million, twenty-two thousand, nine hundred eighty-five".