202231320103 has 4 divisors (see below), whose sum is σ = 202232297128. Its totient is φ = 202230343080.

The previous prime is 202231320097. The next prime is 202231320131. The reversal of 202231320103 is 301023132202.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 202231320103 - 2¹⁷ = 202231189031 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 (202231320173) 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, 41976 + ... + 637357.

It is an arithmetic number, because the mean of its divisors is an integer number (50558074282).

Almost surely, 2^202231320103 is an apocalyptic number.

202231320103 is a deficient number, since it is larger than the sum of its proper divisors (977025).

202231320103 is an equidigital number, since it uses as much as digits as its factorization.

202231320103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 977024.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 202231320103 its reverse (301023132202), we get a palindrome (503254452305).

The spelling of 202231320103 in words is "two hundred two billion, two hundred thirty-one million, three hundred twenty thousand, one hundred three".