12003220203 has 8 divisors (see below), whose sum is σ = 17235393168. Its totient is φ = 7386597024.

The previous prime is 12003220199. The next prime is 12003220223. The reversal of 12003220203 is 30202230021.

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

It is not a de Polignac number, because 12003220203 - 2² = 12003220199 is a prime.

It is a super-2 number, since 2×12003220203² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12003220223) 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, 153887400 + ... + 153887477.

It is an arithmetic number, because the mean of its divisors is an integer number (2154424146).

Almost surely, 2^12003220203 is an apocalyptic number.

12003220203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12003220203 is a deficient number, since it is larger than the sum of its proper divisors (5232172965).

12003220203 is a wasteful number, since it uses less digits than its factorization.

12003220203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307774893.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 12003220203 its reverse (30202230021), we get a palindrome (42205450224).

The spelling of 12003220203 in words is "twelve billion, three million, two hundred twenty thousand, two hundred three".