211122222002022 has 16 divisors (see below), whose sum is σ = 422245556548272. Its totient is φ = 70373888576640.

The previous prime is 211122222001939. The next prime is 211122222002039. The reversal of 211122222002022 is 220200222221112.

It is a self number, because there is not a number n which added to its sum of digits gives 211122222002022.

It is a congruent number.

It is an unprimeable number.

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, 43878879 + ... + 48452042.

It is an arithmetic number, because the mean of its divisors is an integer number (26390347284267).

Almost surely, 2^{211122222002022} is an apocalyptic number.

211122222002022 is an abundant number, since it is smaller than the sum of its proper divisors (211123334546250).

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

211122222002022 is a wasteful number, since it uses less digits than its factorization.

211122222002022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92712023.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 211122222002022 its reverse (220200222221112), we get a palindrome (431322444223134).

The spelling of 211122222002022 in words is "two hundred eleven trillion, one hundred twenty-two billion, two hundred twenty-two million, two thousand, twenty-two".