1002222202022 has 4 divisors (see below), whose sum is σ = 1503333303036. Its totient is φ = 501111101010.

The previous prime is 1002222202013. The next prime is 1002222202049. The reversal of 1002222202022 is 2202022222001.

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

It is a congruent number.

It is an unprimeable number.

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, 250555550504 + ... + 250555550507.

It is an arithmetic number, because the mean of its divisors is an integer number (375833325759).

Almost surely, 2^{1002222202022} is an apocalyptic number.

1002222202022 is a deficient number, since it is larger than the sum of its proper divisors (501111101014).

1002222202022 is an equidigital number, since it uses as much as digits as its factorization.

1002222202022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501111101013.

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

Adding to 1002222202022 its reverse (2202022222001), we get a palindrome (3204244424023).

The spelling of 1002222202022 in words is "one trillion, two billion, two hundred twenty-two million, two hundred two thousand, twenty-two".