3215220002 has 8 divisors (see below), whose sum is σ = 5032518336. Its totient is φ = 1537713892.

The previous prime is 3215219999. The next prime is 3215220007. The reversal of 3215220002 is 2000225123.

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

It is a super-2 number, since 2×3215220002² = 20675279322521760008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3215220007) 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, 34947998 + ... + 34948089.

It is an arithmetic number, because the mean of its divisors is an integer number (629064792).

Almost surely, 2^3215220002 is an apocalyptic number.

3215220002 is a deficient number, since it is larger than the sum of its proper divisors (1817298334).

3215220002 is a wasteful number, since it uses less digits than its factorization.

3215220002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69896112.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 3215220002 is about 56702.9099958723. The cubic root of 3215220002 is about 1475.9451955009.

Adding to 3215220002 its reverse (2000225123), we get a palindrome (5215445125).

The spelling of 3215220002 in words is "three billion, two hundred fifteen million, two hundred twenty thousand, two".