2221000222210 has 128 divisors (see below), whose sum is σ = 5128603319808. Its totient is φ = 672472320000.

The previous prime is 2221000222097. The next prime is 2221000222223. The reversal of 2221000222210 is 122220001222.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3852390 + ... + 4391230.

It is an arithmetic number, because the mean of its divisors is an integer number (40067213436).

Almost surely, 2^{2221000222210} is an apocalyptic number.

2221000222210 is an abundant number, since it is smaller than the sum of its proper divisors (2907603097598).

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

2221000222210 is a wasteful number, since it uses less digits than its factorization.

2221000222210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539020.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 2221000222210 its reverse (122220001222), we get a palindrome (2343220223432).

The spelling of 2221000222210 in words is "two trillion, two hundred twenty-one billion, two hundred twenty-two thousand, two hundred ten".