12020003 has 8 divisors (see below), whose sum is σ = 12769488. Its totient is φ = 11275264.

The previous prime is 12019993. The next prime is 12020051. The reversal of 12020003 is 30002021.

12020003 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 12020003 - 2¹² = 12015907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12020083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5000 + ... + 7002.

It is an arithmetic number, because the mean of its divisors is an integer number (1596186).

Almost surely, 2^12020003 is an apocalyptic number.

12020003 is a deficient number, since it is larger than the sum of its proper divisors (749485).

12020003 is a wasteful number, since it uses less digits than its factorization.

12020003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2373.

The product of its (nonzero) digits is 12, while the sum is 8.

The square root of 12020003 is about 3466.9875973242. The cubic root of 12020003 is about 229.0699874434.

Adding to 12020003 its reverse (30002021), we get a palindrome (42022024).

The spelling of 12020003 in words is "twelve million, twenty thousand, three".