101201212222122 has 16 divisors (see below), whose sum is σ = 213055183625760. Its totient is φ = 31958277543792.

The previous prime is 101201212222111. The next prime is 101201212222127. The reversal of 101201212222122 is 221222212102101.

It is not an unprimeable number, because it can be changed into a prime (101201212222127) by changing a digit.

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, 443864965773 + ... + 443864966000.

It is an arithmetic number, because the mean of its divisors is an integer number (13315948976610).

Almost surely, 2^{101201212222122} is an apocalyptic number.

101201212222122 is an abundant number, since it is smaller than the sum of its proper divisors (111853971403638).

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

101201212222122 is a wasteful number, since it uses less digits than its factorization.

101201212222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887729931797.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 101201212222122 its reverse (221222212102101), we get a palindrome (322423424324223).

The spelling of 101201212222122 in words is "one hundred one trillion, two hundred one billion, two hundred twelve million, two hundred twenty-two thousand, one hundred twenty-two".