222210210202202 has 4 divisors (see below), whose sum is σ = 333315315303306. Its totient is φ = 111105105101100.

The previous prime is 222210210202171. The next prime is 222210210202207. The reversal of 222210210202202 is 202202012012222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 133706877322561 + 88503332879641 = 11563169^2 + 9407621^2 .

It is not an unprimeable number, because it can be changed into a prime (222210210202207) by changing a digit.

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 as a sum of consecutive naturals, namely, 55552552550549 + ... + 55552552550552.

Almost surely, 2^{222210210202202} is an apocalyptic number.

222210210202202 is a deficient number, since it is larger than the sum of its proper divisors (111105105101104).

222210210202202 is a wasteful number, since it uses less digits than its factorization.

222210210202202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111105105101103.

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

Adding to 222210210202202 its reverse (202202012012222), we get a palindrome (424412222214424).

The spelling of 222210210202202 in words is "two hundred twenty-two trillion, two hundred ten billion, two hundred ten million, two hundred two thousand, two hundred two".