1022220202202 has 8 divisors (see below), whose sum is σ = 1533516841812. Its totient is φ = 511047921600.

The previous prime is 1022220202183. The next prime is 1022220202207. The reversal of 1022220202202 is 2022020222201.

It can be written as a sum of positive squares in 2 ways, for example, as 1022220080401 + 121801 = 1011049^2 + 349^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1022220202207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31069199 + ... + 31102082.

Almost surely, 2^{1022220202202} is an apocalyptic number.

1022220202202 is a deficient number, since it is larger than the sum of its proper divisors (511296639610).

1022220202202 is an equidigital number, since it uses as much as digits as its factorization.

1022220202202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62179504.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 1022220202202 its reverse (2022020222201), we get a palindrome (3044240424403).

The spelling of 1022220202202 in words is "one trillion, twenty-two billion, two hundred twenty million, two hundred two thousand, two hundred two".