2222002121222 has 32 divisors (see below), whose sum is σ = 3600619301664. Its totient is φ = 1022333760000.

The previous prime is 2222002121201. The next prime is 2222002121257. The reversal of 2222002121222 is 2221212002222.

It is a junction number, because it is equal to n+sod(n) for n = 2222002121194 and 2222002121203.

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 15 ways as a sum of consecutive naturals, for example, 16583597 + ... + 16717047.

It is an arithmetic number, because the mean of its divisors is an integer number (112519353177).

Almost surely, 2^{2222002121222} is an apocalyptic number.

2222002121222 is a deficient number, since it is larger than the sum of its proper divisors (1378617180442).

2222002121222 is a wasteful number, since it uses less digits than its factorization.

2222002121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135464.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 2222002121222 its reverse (2221212002222), we get a palindrome (4443214123444).

The spelling of 2222002121222 in words is "two trillion, two hundred twenty-two billion, two million, one hundred twenty-one thousand, two hundred twenty-two".