12030136203 has 8 divisors (see below), whose sum is σ = 16043592400. Its totient is φ = 8018385408.

The previous prime is 12030136201. The next prime is 12030136211. The reversal of 12030136203 is 30263103021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12030136203 - 2¹ = 12030136201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12030136203.

It is not an unprimeable number, because it can be changed into a prime (12030136201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 409798 + ... + 438171.

It is an arithmetic number, because the mean of its divisors is an integer number (2005449050).

Almost surely, 2^12030136203 is an apocalyptic number.

12030136203 is a deficient number, since it is larger than the sum of its proper divisors (4013456197).

12030136203 is an equidigital number, since it uses as much as digits as its factorization.

12030136203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852701.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 12030136203 its reverse (30263103021), we get a palindrome (42293239224).

The spelling of 12030136203 in words is "twelve billion, thirty million, one hundred thirty-six thousand, two hundred three".