202023220203 has 64 divisors (see below), whose sum is σ = 345915325440. Its totient is φ = 114140448000.

The previous prime is 202023220199. The next prime is 202023220213. The reversal of 202023220203 is 302022320202.

It is not a de Polignac number, because 202023220203 - 2² = 202023220199 is a prime.

It is a super-2 number, since 2×202023220203² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (202023220213) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14519776 + ... + 14533682.

It is an arithmetic number, because the mean of its divisors is an integer number (5404926960).

Almost surely, 2^202023220203 is an apocalyptic number.

202023220203 is a deficient number, since it is larger than the sum of its proper divisors (143892105237).

202023220203 is a wasteful number, since it uses less digits than its factorization.

202023220203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14785 (or 14779 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 202023220203 its reverse (302022320202), we get a palindrome (504045540405).

Subtracting 202023220203 from its reverse (302022320202), we obtain a palindrome (99999099999).

The spelling of 202023220203 in words is "two hundred two billion, twenty-three million, two hundred twenty thousand, two hundred three".