222101021222002 has 16 divisors (see below), whose sum is σ = 358781339373912. Its totient is φ = 102507373175040.

The previous prime is 222101021221993. The next prime is 222101021222027. The reversal of 222101021222002 is 200222120101222.

It can be written as a sum of positive squares in 4 ways, for example, as 169252788458961 + 52848232763041 = 13009719^2 + 7269679^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29492749 + ... + 36249472.

Almost surely, 2^{222101021222002} is an apocalyptic number.

222101021222002 is a deficient number, since it is larger than the sum of its proper divisors (136680318151910).

222101021222002 is a wasteful number, since it uses less digits than its factorization.

222101021222002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65872173.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 222101021222002 its reverse (200222120101222), we get a palindrome (422323141323224).

The spelling of 222101021222002 in words is "two hundred twenty-two trillion, one hundred one billion, twenty-one million, two hundred twenty-two thousand, two".