1002002222222 has 8 divisors (see below), whose sum is σ = 1503011571672. Its totient is φ = 500998365000.

The previous prime is 1002002222191. The next prime is 1002002222227. The reversal of 1002002222222 is 2222222002001.

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

1002002222222 is a modest number, since divided by 2222222 gives 100200 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 1002002222222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002002222227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 881804 + ... + 1667807.

It is an arithmetic number, because the mean of its divisors is an integer number (187876446459).

Almost surely, 2^{1002002222222} is an apocalyptic number.

1002002222222 is a deficient number, since it is larger than the sum of its proper divisors (501009349450).

1002002222222 is a wasteful number, since it uses less digits than its factorization.

1002002222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2746114.

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

Adding to 1002002222222 its reverse (2222222002001), we get a palindrome (3224224224223).

The spelling of 1002002222222 in words is "one trillion, two billion, two million, two hundred twenty-two thousand, two hundred twenty-two".