222222210220010 has 128 divisors (see below), whose sum is σ = 537160635777024. Its totient is φ = 63924426236160.

The previous prime is 222222210220009. The next prime is 222222210220061. The reversal of 222222210220010 is 10022012222222.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 53067947 + ... + 57102113.

It is an arithmetic number, because the mean of its divisors is an integer number (4196567467008).

Almost surely, 2^{222222210220010} is an apocalyptic number.

222222210220010 is an abundant number, since it is smaller than the sum of its proper divisors (314938425557014).

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

222222210220010 is a wasteful number, since it uses less digits than its factorization.

222222210220010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4039708.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 222222210220010 its reverse (10022012222222), we get a palindrome (232244222442232).

The spelling of 222222210220010 in words is "two hundred twenty-two trillion, two hundred twenty-two billion, two hundred ten million, two hundred twenty thousand, ten".