1020222222202 has 8 divisors (see below), whose sum is σ = 1530395917812. Its totient is φ = 510090249600.

The previous prime is 1020222222193. The next prime is 1020222222263. The reversal of 1020222222202 is 2022222220201.

It can be written as a sum of positive squares in 2 ways, for example, as 783492292801 + 236729929401 = 885151^2 + 486549^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 1020222222202.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10369549 + ... + 10467472.

Almost surely, 2^{1020222222202} is an apocalyptic number.

1020222222202 is a deficient number, since it is larger than the sum of its proper divisors (510173695610).

1020222222202 is a wasteful number, since it uses less digits than its factorization.

1020222222202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20861504.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 1020222222202 its reverse (2022222220201), we get a palindrome (3042444442403).

The spelling of 1020222222202 in words is "one trillion, twenty billion, two hundred twenty-two million, two hundred twenty-two thousand, two hundred two".