210122211200122 has 128 divisors (see below), whose sum is σ = 352138026240000. Its totient is φ = 93437692508160.

The previous prime is 210122211200093. The next prime is 210122211200141. The reversal of 210122211200122 is 221002112221012.

It is a self number, because there is not a number n which added to its sum of digits gives 210122211200122.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16102546254 + ... + 16102559302.

It is an arithmetic number, because the mean of its divisors is an integer number (2751078330000).

Almost surely, 2^{210122211200122} is an apocalyptic number.

210122211200122 is a deficient number, since it is larger than the sum of its proper divisors (142015815039878).

210122211200122 is a wasteful number, since it uses less digits than its factorization.

210122211200122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14336.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 210122211200122 its reverse (221002112221012), we get a palindrome (431124323421134).

The spelling of 210122211200122 in words is "two hundred ten trillion, one hundred twenty-two billion, two hundred eleven million, two hundred thousand, one hundred twenty-two".