212210100122 has 32 divisors (see below), whose sum is σ = 360791755200. Its totient is φ = 93004063488.

The previous prime is 212210100049. The next prime is 212210100133. The reversal of 212210100122 is 221001012212.

212210100122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 212210100097 and 212210100106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2745773 + ... + 2822000.

It is an arithmetic number, because the mean of its divisors is an integer number (11274742350).

Almost surely, 2^212210100122 is an apocalyptic number.

212210100122 is a deficient number, since it is larger than the sum of its proper divisors (148581655078).

212210100122 is a wasteful number, since it uses less digits than its factorization.

212210100122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5567870.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 212210100122 its reverse (221001012212), we get a palindrome (433211112334).

The spelling of 212210100122 in words is "two hundred twelve billion, two hundred ten million, one hundred thousand, one hundred twenty-two".