222221001010 has 16 divisors (see below), whose sum is σ = 400033468800. Its totient is φ = 88880474416.

The previous prime is 222221001001. The next prime is 222221001017. The reversal of 222221001010 is 10100122222.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (222221001017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 872320 + ... + 1097899.

It is an arithmetic number, because the mean of its divisors is an integer number (25002091800).

Almost surely, 2^222221001010 is an apocalyptic number.

222221001010 is a deficient number, since it is larger than the sum of its proper divisors (177812467790).

222221001010 is a wasteful number, since it uses less digits than its factorization.

222221001010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1981505.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 222221001010 its reverse (10100122222), we get a palindrome (232321123232).

The spelling of 222221001010 in words is "two hundred twenty-two billion, two hundred twenty-one million, one thousand, ten".