212210221110122 has 16 divisors (see below), whose sum is σ = 332157529386432. Its totient is φ = 101491111333920.

The previous prime is 212210221110113. The next prime is 212210221110131. The reversal of 212210221110122 is 221011122012212.

It is an interprime number because it is at equal distance from previous prime (212210221110113) and next prime (212210221110131).

It is a junction number, because it is equal to n+sod(n) for n = 212210221110094 and 212210221110103.

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 7 ways as a sum of consecutive naturals, for example, 10210904 + ... + 22993107.

It is an arithmetic number, because the mean of its divisors is an integer number (20759845586652).

Almost surely, 2^{212210221110122} is an apocalyptic number.

212210221110122 is a deficient number, since it is larger than the sum of its proper divisors (119947308276310).

212210221110122 is a wasteful number, since it uses less digits than its factorization.

212210221110122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33342973.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 212210221110122 its reverse (221011122012212), we get a palindrome (433221343122334).

The spelling of 212210221110122 in words is "two hundred twelve trillion, two hundred ten billion, two hundred twenty-one million, one hundred ten thousand, one hundred twenty-two".