2121010112022 has 16 divisors (see below), whose sum is σ = 4242564934320. Its totient is φ = 706912585632.

The previous prime is 2121010111973. The next prime is 2121010112041. The reversal of 2121010112022 is 2202110101212.

It is a junction number, because it is equal to n+sod(n) for n = 2121010111992 and 2121010112010.

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, 22645633 + ... + 22739100.

It is an arithmetic number, because the mean of its divisors is an integer number (265160308395).

Almost surely, 2^{2121010112022} is an apocalyptic number.

2121010112022 is an abundant number, since it is smaller than the sum of its proper divisors (2121554822298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2121010112022 is a wasteful number, since it uses less digits than its factorization.

2121010112022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45392527.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2121010112022 its reverse (2202110101212), we get a palindrome (4323120213234).

The spelling of 2121010112022 in words is "two trillion, one hundred twenty-one billion, ten million, one hundred twelve thousand, twenty-two".