12270011203 has 4 divisors (see below), whose sum is σ = 12665818048. Its totient is φ = 11874204360.

The previous prime is 12270011183. The next prime is 12270011209. The reversal of 12270011203 is 30211007221.

12270011203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12270011203 - 2¹⁷ = 12269880131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12270011209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 197903376 + ... + 197903437.

It is an arithmetic number, because the mean of its divisors is an integer number (3166454512).

Almost surely, 2^12270011203 is an apocalyptic number.

12270011203 is a deficient number, since it is larger than the sum of its proper divisors (395806845).

12270011203 is an equidigital number, since it uses as much as digits as its factorization.

12270011203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395806844.

The product of its (nonzero) digits is 168, while the sum is 19.

Adding to 12270011203 its reverse (30211007221), we get a palindrome (42481018424).

It can be divided in two parts, 122700 and 11203, that added together give a triangular number (133903 = T₅₁₇).

The spelling of 12270011203 in words is "twelve billion, two hundred seventy million, eleven thousand, two hundred three".