1000020202222 has 4 divisors (see below), whose sum is σ = 1500030303336. Its totient is φ = 500010101110.

The previous prime is 1000020202211. The next prime is 1000020202241. The reversal of 1000020202222 is 2222020200001.

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

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 250005050554 + ... + 250005050557.

It is an arithmetic number, because the mean of its divisors is an integer number (375007575834).

Almost surely, 2^{1000020202222} is an apocalyptic number.

1000020202222 is a deficient number, since it is larger than the sum of its proper divisors (500010101114).

1000020202222 is an equidigital number, since it uses as much as digits as its factorization.

1000020202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500010101113.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 1000020202222 its reverse (2222020200001), we get a palindrome (3222040402223).

The spelling of 1000020202222 in words is "one trillion, twenty million, two hundred two thousand, two hundred twenty-two".