10000222111222 has 16 divisors (see below), whose sum is σ = 18045513584640. Its totient is φ = 4060240556328.

The previous prime is 10000222111189. The next prime is 10000222111223. The reversal of 10000222111222 is 22211122200001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10000222111196 and 10000222111205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10000222111223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18797409718 + ... + 18797410249.

It is an arithmetic number, because the mean of its divisors is an integer number (1127844599040).

Almost surely, 2^{10000222111222} is an apocalyptic number.

10000222111222 is a deficient number, since it is larger than the sum of its proper divisors (8045291473418).

10000222111222 is a wasteful number, since it uses less digits than its factorization.

10000222111222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37594819995.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10000222111222 its reverse (22211122200001), we get a palindrome (32211344311223).

It can be divided in two parts, 10000 and 222111222, that added together give a palindrome (222121222).

The spelling of 10000222111222 in words is "ten trillion, two hundred twenty-two million, one hundred eleven thousand, two hundred twenty-two".