203124002012033 has 4 divisors (see below), whose sum is σ = 208078245963588. Its totient is φ = 198169758060480.

The previous prime is 203124002012023. The next prime is 203124002012039. The reversal of 203124002012033 is 330210200421302.

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 76313363005504 + 126810639006529 = 8735752^2 + 11261023^2 .

It is a cyclic number.

It is not a de Polignac number, because 203124002012033 - 2¹² = 203124002007937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203124002012039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2477121975716 + ... + 2477121975797.

It is an arithmetic number, because the mean of its divisors is an integer number (52019561490897).

Almost surely, 2^{203124002012033} is an apocalyptic number.

It is an amenable number.

203124002012033 is a deficient number, since it is larger than the sum of its proper divisors (4954243951555).

203124002012033 is an equidigital number, since it uses as much as digits as its factorization.

203124002012033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4954243951554.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 203124002012033 its reverse (330210200421302), we get a palindrome (533334202433335).

The spelling of 203124002012033 in words is "two hundred three trillion, one hundred twenty-four billion, two million, twelve thousand, thirty-three".