1220002200212 has 12 divisors (see below), whose sum is σ = 2139352130496. Its totient is φ = 608758734360.

The previous prime is 1220002200097. The next prime is 1220002200227. The reversal of 1220002200212 is 2120022000221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 310589228 + ... + 310593155.

It is an arithmetic number, because the mean of its divisors is an integer number (178279344208).

Almost surely, 2^{1220002200212} is an apocalyptic number.

It is an amenable number.

1220002200212 is a deficient number, since it is larger than the sum of its proper divisors (919349930284).

1220002200212 is a wasteful number, since it uses less digits than its factorization.

1220002200212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621182878 (or 621182876 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1220002200212 its reverse (2120022000221), we get a palindrome (3340024200433).

The spelling of 1220002200212 in words is "one trillion, two hundred twenty billion, two million, two hundred thousand, two hundred twelve".