7182221003 has 4 divisors (see below), whose sum is σ = 7251951408. Its totient is φ = 7112490600.

The previous prime is 7182220993. The next prime is 7182221023. The reversal of 7182221003 is 3001222817.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3001222817 = 11909 ⋅252013.

It is a cyclic number.

It is not a de Polignac number, because 7182221003 - 2¹² = 7182216907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7182221023) 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, 34865048 + ... + 34865253.

It is an arithmetic number, because the mean of its divisors is an integer number (1812987852).

Almost surely, 2^7182221003 is an apocalyptic number.

7182221003 is a deficient number, since it is larger than the sum of its proper divisors (69730405).

7182221003 is a wasteful number, since it uses less digits than its factorization.

7182221003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69730404.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 7182221003 is about 84747.9852444883. The cubic root of 7182221003 is about 1929.3880672498.

The spelling of 7182221003 in words is "seven billion, one hundred eighty-two million, two hundred twenty-one thousand, three".