222221122122102 has 16 divisors (see below), whose sum is σ = 444473448672960. Its totient is φ = 74068506635912.

The previous prime is 222221122122017. The next prime is 222221122122191. The reversal of 222221122122102 is 201221221122222.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1300091952 + ... + 1300262867.

It is an arithmetic number, because the mean of its divisors is an integer number (27779590542060).

Almost surely, 2^{222221122122102} is an apocalyptic number.

222221122122102 is an abundant number, since it is smaller than the sum of its proper divisors (222252326550858).

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

222221122122102 is a wasteful number, since it uses less digits than its factorization.

222221122122102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2600369067.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 222221122122102 its reverse (201221221122222), we get a palindrome (423442343244324).

The spelling of 222221122122102 in words is "two hundred twenty-two trillion, two hundred twenty-one billion, one hundred twenty-two million, one hundred twenty-two thousand, one hundred two".