1002200212222 has 24 divisors (see below), whose sum is σ = 1654642527048. Its totient is φ = 454923989520.

The previous prime is 1002200212217. The next prime is 1002200212333. The reversal of 1002200212222 is 2222120022001.

It is a junction number, because it is equal to n+sod(n) for n = 1002200212196 and 1002200212205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2647528 + ... + 3002299.

It is an arithmetic number, because the mean of its divisors is an integer number (68943438627).

Almost surely, 2^{1002200212222} is an apocalyptic number.

1002200212222 is a deficient number, since it is larger than the sum of its proper divisors (652442314826).

1002200212222 is a wasteful number, since it uses less digits than its factorization.

1002200212222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5650584 (or 5650573 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 1002200212222 its reverse (2222120022001), we get a palindrome (3224320234223).

The spelling of 1002200212222 in words is "one trillion, two billion, two hundred million, two hundred twelve thousand, two hundred twenty-two".