222220200121202 has 16 divisors (see below), whose sum is σ = 333639918264600. Its totient is φ = 111006926958720.

The previous prime is 222220200121181. The next prime is 222220200121219. The reversal of 222220200121202 is 202121002022222.

It can be written as a sum of positive squares in 4 ways, for example, as 128886998771281 + 93333201349921 = 11352841^2 + 9660911^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5275124 + ... + 21731712.

Almost surely, 2^{222220200121202} is an apocalyptic number.

222220200121202 is a deficient number, since it is larger than the sum of its proper divisors (111419718143398).

222220200121202 is a wasteful number, since it uses less digits than its factorization.

222220200121202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16462861.

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

Adding to 222220200121202 its reverse (202121002022222), we get a palindrome (424341202143424).

The spelling of 222220200121202 in words is "two hundred twenty-two trillion, two hundred twenty billion, two hundred million, one hundred twenty-one thousand, two hundred two".