2110221022122 has 24 divisors (see below), whose sum is σ = 4572551355840. Its totient is φ = 703344575400.

The previous prime is 2110221022121. The next prime is 2110221022141. The reversal of 2110221022122 is 2212201220112.

It is a happy number.

2110221022122 is a `hidden beast` number, since 211 + 0 + 2 + 210 + 221 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2110221022095 and 2110221022104.

It is not an unprimeable number, because it can be changed into a prime (2110221022121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4994004 + ... + 5400047.

It is an arithmetic number, because the mean of its divisors is an integer number (190522973160).

Almost surely, 2^{2110221022122} is an apocalyptic number.

2110221022122 is an abundant number, since it is smaller than the sum of its proper divisors (2462330333718).

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

2110221022122 is a wasteful number, since it uses less digits than its factorization.

2110221022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10405338 (or 10405335 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2110221022122 its reverse (2212201220112), we get a palindrome (4322422242234).

The spelling of 2110221022122 in words is "two trillion, one hundred ten billion, two hundred twenty-one million, twenty-two thousand, one hundred twenty-two".