220220002 has 8 divisors (see below), whose sum is σ = 330395436. Its totient is φ = 110088192.

The previous prime is 220219991. The next prime is 220220053. The reversal of 220220002 is 200022022.

It can be written as a sum of positive squares in 2 ways, for example, as 197093521 + 23126481 = 14039^2 + 4809^2 .

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

It is a super-4 number, since 4×220220002⁴ (a number of 34 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8938 + ... + 22810.

Almost surely, 2^220220002 is an apocalyptic number.

220220002 is a deficient number, since it is larger than the sum of its proper divisors (110175434).

220220002 is a wasteful number, since it uses less digits than its factorization.

220220002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21812.

The product of its (nonzero) digits is 32, while the sum is 10.

The square root of 220220002 is about 14839.8113869415. The cubic root of 220220002 is about 603.8822354940.

Adding to 220220002 its reverse (200022022), we get a palindrome (420242024).

The spelling of 220220002 in words is "two hundred twenty million, two hundred twenty thousand, two".