2112021210022 has 16 divisors (see below), whose sum is σ = 3354413776560. Its totient is φ = 993884290048.

The previous prime is 2112021209939. The next prime is 2112021210037. The reversal of 2112021210022 is 2200121202112.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2112021209978 and 2112021210005.

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, 7291254 + ... + 7575382.

It is an arithmetic number, because the mean of its divisors is an integer number (209650861035).

Almost surely, 2^{2112021210022} is an apocalyptic number.

2112021210022 is a deficient number, since it is larger than the sum of its proper divisors (1242392566538).

2112021210022 is a wasteful number, since it uses less digits than its factorization.

2112021210022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502775.

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

Adding to 2112021210022 its reverse (2200121202112), we get a palindrome (4312142412134).

The spelling of 2112021210022 in words is "two trillion, one hundred twelve billion, twenty-one million, two hundred ten thousand, twenty-two".