211210022202122 has 16 divisors (see below), whose sum is σ = 335463508452672. Its totient is φ = 99389308152000.

The previous prime is 211210022202097. The next prime is 211210022202149. The reversal of 211210022202122 is 221202220012112.

It is a junction number, because it is equal to n+sod(n) for n = 211210022202094 and 211210022202103.

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, 112917254 + ... + 114772497.

It is an arithmetic number, because the mean of its divisors is an integer number (20966469278292).

Almost surely, 2^{211210022202122} is an apocalyptic number.

211210022202122 is a deficient number, since it is larger than the sum of its proper divisors (124253486250550).

211210022202122 is a wasteful number, since it uses less digits than its factorization.

211210022202122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227717053.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 211210022202122 its reverse (221202220012112), we get a palindrome (432412242214234).

The spelling of 211210022202122 in words is "two hundred eleven trillion, two hundred ten billion, twenty-two million, two hundred two thousand, one hundred twenty-two".