202423320001 has 4 divisors (see below), whose sum is σ = 231340937152. Its totient is φ = 173505702852.

The previous prime is 202423319963. The next prime is 202423320019. The reversal of 202423320001 is 100023324202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 202423320001 - 2⁷ = 202423319873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202423320101) 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, 14458808565 + ... + 14458808578.

It is an arithmetic number, because the mean of its divisors is an integer number (57835234288).

Almost surely, 2^202423320001 is an apocalyptic number.

It is an amenable number.

202423320001 is a deficient number, since it is larger than the sum of its proper divisors (28917617151).

202423320001 is an equidigital number, since it uses as much as digits as its factorization.

202423320001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28917617150.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 202423320001 its reverse (100023324202), we get a palindrome (302446644203).

The spelling of 202423320001 in words is "two hundred two billion, four hundred twenty-three million, three hundred twenty thousand, one".