220001220210 has 32 divisors (see below), whose sum is σ = 555792557760. Its totient is φ = 55579255488.

The previous prime is 220001220209. The next prime is 220001220239. The reversal of 220001220210 is 12022100022.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192982957 + ... + 192984096.

It is an arithmetic number, because the mean of its divisors is an integer number (17368517430).

Almost surely, 2^220001220210 is an apocalyptic number.

220001220210 is an abundant number, since it is smaller than the sum of its proper divisors (335791337550).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220001220210 is a wasteful number, since it uses less digits than its factorization.

220001220210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385967082.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 220001220210 its reverse (12022100022), we get a palindrome (232023320232).

It can be divided in two parts, 2200012 and 20210, that added together give a palindrome (2220222).

The spelling of 220001220210 in words is "two hundred twenty billion, one million, two hundred twenty thousand, two hundred ten".