1022200000002 has 12 divisors (see below), whose sum is σ = 2214766666710. Its totient is φ = 340733333328.

The previous prime is 1022199999991. The next prime is 1022200000043. The reversal of 1022200000002 is 2000000022201.

It can be written as a sum of positive squares in only one way, i.e., 787974007041 + 234225992961 = 887679^2 + 483969^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a self number, because there is not a number n which added to its sum of digits gives 1022200000002.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28394444427 + ... + 28394444462.

Almost surely, 2^{1022200000002} is an apocalyptic number.

1022200000002 is an abundant number, since it is smaller than the sum of its proper divisors (1192566666708).

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

1022200000002 is a wasteful number, since it uses less digits than its factorization.

1022200000002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56788888897 (or 56788888894 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 1022200000002 its reverse (2000000022201), we get a palindrome (3022200022203).

The spelling of 1022200000002 in words is "one trillion, twenty-two billion, two hundred million, two", and thus it is an aban number.