22222012012102 has 16 divisors (see below), whose sum is σ = 39124469026080. Its totient is φ = 9266321611008.

The previous prime is 22222012012097. The next prime is 22222012012157. The reversal of 22222012012102 is 20121021022222.

It is a self number, because there is not a number n which added to its sum of digits gives 22222012012102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21449818027 + ... + 21449819062.

It is an arithmetic number, because the mean of its divisors is an integer number (2445279314130).

Almost surely, 2^{22222012012102} is an apocalyptic number.

22222012012102 is a deficient number, since it is larger than the sum of its proper divisors (16902457013978).

22222012012102 is a wasteful number, since it uses less digits than its factorization.

22222012012102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42899637135.

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

Adding to 22222012012102 its reverse (20121021022222), we get a palindrome (42343033034324).

It can be divided in two parts, 222220120 and 12102, that added together give a palindrome (222232222).

The spelling of 22222012012102 in words is "twenty-two trillion, two hundred twenty-two billion, twelve million, twelve thousand, one hundred two".