20033212220303 has 4 divisors (see below), whose sum is σ = 20033272571328. Its totient is φ = 20033151869280.

The previous prime is 20033212220293. The next prime is 20033212220377. The reversal of 20033212220303 is 30302221233002.

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

It is a cyclic number.

It is not a de Polignac number, because 20033212220303 - 2¹² = 20033212216207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20033212220603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29674826 + ... + 30342407.

It is an arithmetic number, because the mean of its divisors is an integer number (5008318142832).

Almost surely, 2^{20033212220303} is an apocalyptic number.

20033212220303 is a deficient number, since it is larger than the sum of its proper divisors (60351025).

20033212220303 is an equidigital number, since it uses as much as digits as its factorization.

20033212220303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60351024.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 20033212220303 its reverse (30302221233002), we get a palindrome (50335433453305).

The spelling of 20033212220303 in words is "twenty trillion, thirty-three billion, two hundred twelve million, two hundred twenty thousand, three hundred three".