1220102022212 has 12 divisors (see below), whose sum is σ = 2160903582096. Its totient is φ = 602700998760.

The previous prime is 1220102022193. The next prime is 1220102022239. The reversal of 1220102022212 is 2122202010221.

It is a happy number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1837502714 + ... + 1837503377.

It is an arithmetic number, because the mean of its divisors is an integer number (180075298508).

Almost surely, 2^{1220102022212} is an apocalyptic number.

It is an amenable number.

1220102022212 is a deficient number, since it is larger than the sum of its proper divisors (940801559884).

1220102022212 is a wasteful number, since it uses less digits than its factorization.

1220102022212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3675006178 (or 3675006176 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 1220102022212 its reverse (2122202010221), we get a palindrome (3342304032433).

The spelling of 1220102022212 in words is "one trillion, two hundred twenty billion, one hundred two million, twenty-two thousand, two hundred twelve".