2443212003 has 4 divisors (see below), whose sum is σ = 3257616008. Its totient is φ = 1628808000.

The previous prime is 2443211983. The next prime is 2443212011. The reversal of 2443212003 is 3002123442.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2443212003 - 2⁵ = 2443211971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2443212803) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 407201998 + ... + 407202003.

It is an arithmetic number, because the mean of its divisors is an integer number (814404002).

Almost surely, 2^2443212003 is an apocalyptic number.

2443212003 is a deficient number, since it is larger than the sum of its proper divisors (814404005).

2443212003 is an equidigital number, since it uses as much as digits as its factorization.

2443212003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814404004.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 2443212003 is about 49428.8579981371. The cubic root of 2443212003 is about 1346.8535782849.

Adding to 2443212003 its reverse (3002123442), we get a palindrome (5445335445).

The spelling of 2443212003 in words is "two billion, four hundred forty-three million, two hundred twelve thousand, three".