10123200203 has 4 divisors (see below), whose sum is σ = 10123425000. Its totient is φ = 10122975408.

The previous prime is 10123200179. The next prime is 10123200221. The reversal of 10123200203 is 30200232101.

It is a happy number.

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 10123200203 - 2¹⁶ = 10123134667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10123200293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18953 + ... + 143546.

It is an arithmetic number, because the mean of its divisors is an integer number (2530856250).

Almost surely, 2^10123200203 is an apocalyptic number.

10123200203 is a deficient number, since it is larger than the sum of its proper divisors (224797).

10123200203 is an equidigital number, since it uses as much as digits as its factorization.

10123200203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224796.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 10123200203 its reverse (30200232101), we get a palindrome (40323432304).

The spelling of 10123200203 in words is "ten billion, one hundred twenty-three million, two hundred thousand, two hundred three".