210120121100022 has 64 divisors (see below), whose sum is σ = 481118043740160. Its totient is φ = 59928889982976.

The previous prime is 210120121100017. The next prime is 210120121100039. The reversal of 210120121100022 is 220001121021012.

It is a junction number, because it is equal to n+sod(n) for n = 210120121099974 and 210120121100010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1532659254 + ... + 1532796342.

It is an arithmetic number, because the mean of its divisors is an integer number (7517469433440).

Almost surely, 2^{210120121100022} is an apocalyptic number.

210120121100022 is an abundant number, since it is smaller than the sum of its proper divisors (270997922640138).

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

210120121100022 is a wasteful number, since it uses less digits than its factorization.

210120121100022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200925.

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

Adding to 210120121100022 its reverse (220001121021012), we get a palindrome (430121242121034).

The spelling of 210120121100022 in words is "two hundred ten trillion, one hundred twenty billion, one hundred twenty-one million, one hundred thousand, twenty-two".