2212001003 has 4 divisors (see below), whose sum is σ = 2220814008. Its totient is φ = 2203188000.

The previous prime is 2212000993. The next prime is 2212001021. The reversal of 2212001003 is 3001002122.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3001002122 = 2 ⋅1500501061.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2212001003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2212001023) 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, 4406126 + ... + 4406627.

It is an arithmetic number, because the mean of its divisors is an integer number (555203502).

Almost surely, 2^2212001003 is an apocalyptic number.

2212001003 is a deficient number, since it is larger than the sum of its proper divisors (8813005).

2212001003 is an equidigital number, since it uses as much as digits as its factorization.

2212001003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8813004.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 2212001003 is about 47031.9147281928. The cubic root of 2212001003 is about 1302.9520690136.

Adding to 2212001003 its reverse (3001002122), we get a palindrome (5213003125).

The spelling of 2212001003 in words is "two billion, two hundred twelve million, one thousand, three".