2222121022022 has 64 divisors (see below), whose sum is σ = 3706810490880. Its totient is φ = 990643869600.

The previous prime is 2222121021997. The next prime is 2222121022027. The reversal of 2222121022022 is 2202201212222.

It is a junction number, because it is equal to n+sod(n) for n = 2222121021985 and 2222121022003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222121022027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 144445343 + ... + 144460725.

It is an arithmetic number, because the mean of its divisors is an integer number (57918913920).

Almost surely, 2^{2222121022022} is an apocalyptic number.

2222121022022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2222121022022 is a deficient number, since it is larger than the sum of its proper divisors (1484689468858).

2222121022022 is a wasteful number, since it uses less digits than its factorization.

2222121022022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16049.

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

Adding to 2222121022022 its reverse (2202201212222), we get a palindrome (4424322234244).

The spelling of 2222121022022 in words is "two trillion, two hundred twenty-two billion, one hundred twenty-one million, twenty-two thousand, twenty-two".