210122100022 has 16 divisors (see below), whose sum is σ = 319202611200. Its totient is φ = 103721478120.

The previous prime is 210122100007. The next prime is 210122100031. The reversal of 210122100022 is 220001221012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 210122099975 and 210122100011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1814397 + ... + 1926727.

It is an arithmetic number, because the mean of its divisors is an integer number (19950163200).

Almost surely, 2^210122100022 is an apocalyptic number.

210122100022 is a deficient number, since it is larger than the sum of its proper divisors (109080511178).

210122100022 is a wasteful number, since it uses less digits than its factorization.

210122100022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124251.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 210122100022 its reverse (220001221012), we get a palindrome (430123321034).

The spelling of 210122100022 in words is "two hundred ten billion, one hundred twenty-two million, one hundred thousand, twenty-two".