1222221022102 has 8 divisors (see below), whose sum is σ = 1833367079016. Its totient is φ = 611098662432.

The previous prime is 1222221022091. The next prime is 1222221022129. The reversal of 1222221022102 is 2012201222221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1222221022102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5794803 + ... + 6002014.

It is an arithmetic number, because the mean of its divisors is an integer number (229170884877).

Almost surely, 2^{1222221022102} is an apocalyptic number.

1222221022102 is a deficient number, since it is larger than the sum of its proper divisors (611146056914).

1222221022102 is a wasteful number, since it uses less digits than its factorization.

1222221022102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11848622.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 1222221022102 its reverse (2012201222221), we get a palindrome (3234422244323).

The spelling of 1222221022102 in words is "one trillion, two hundred twenty-two billion, two hundred twenty-one million, twenty-two thousand, one hundred two".