1002000222222 has 16 divisors (see below), whose sum is σ = 2028145029120. Its totient is φ = 329975976632.

The previous prime is 1002000222221. The next prime is 1002000222241. The reversal of 1002000222222 is 2222220002001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002000222221) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 1006023822 + ... + 1006024817.

It is an arithmetic number, because the mean of its divisors is an integer number (126759064320).

Almost surely, 2^{1002000222222} is an apocalyptic number.

1002000222222 is an abundant number, since it is smaller than the sum of its proper divisors (1026144806898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1002000222222 is a wasteful number, since it uses less digits than its factorization.

1002000222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2012048727.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 1002000222222 its reverse (2222220002001), we get a palindrome (3224220224223).

The spelling of 1002000222222 in words is "one trillion, two billion, two hundred twenty-two thousand, two hundred twenty-two".