1002111000222 has 32 divisors (see below), whose sum is σ = 2006466739200. Its totient is φ = 333662996448.

The previous prime is 1002111000217. The next prime is 1002111000227. The reversal of 1002111000222 is 2220001112001.

It is an interprime number because it is at equal distance from previous prime (1002111000217) and next prime (1002111000227).

It is a junction number, because it is equal to n+sod(n) for n = 1002111000198 and 1002111000207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002111000227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46471479 + ... + 46493037.

It is an arithmetic number, because the mean of its divisors is an integer number (62702085600).

Almost surely, 2^{1002111000222} is an apocalyptic number.

1002111000222 is an abundant number, since it is smaller than the sum of its proper divisors (1004355738978).

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

1002111000222 is a wasteful number, since it uses less digits than its factorization.

1002111000222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29880.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1002111000222 its reverse (2220001112001), we get a palindrome (3222112112223).

The spelling of 1002111000222 in words is "one trillion, two billion, one hundred eleven million, two hundred twenty-two", and thus it is an aban number.