5223218002 has 4 divisors (see below), whose sum is σ = 7834827006. Its totient is φ = 2611609000.

The previous prime is 5223217907. The next prime is 5223218003. The reversal of 5223218002 is 2008123225.

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

It can be written as a sum of positive squares in only one way, i.e., 5212984401 + 10233601 = 72201^2 + 3199^2 .

It is not an unprimeable number, because it can be changed into a prime (5223218003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1305804499 + ... + 1305804502.

Almost surely, 2^5223218002 is an apocalyptic number.

5223218002 is a deficient number, since it is larger than the sum of its proper divisors (2611609004).

5223218002 is a wasteful number, since it uses less digits than its factorization.

5223218002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2611609003.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 5223218002 is about 72271.8340849324. The cubic root of 5223218002 is about 1735.0528877898.

The spelling of 5223218002 in words is "five billion, two hundred twenty-three million, two hundred eighteen thousand, two".