211022010022 has 4 divisors (see below), whose sum is σ = 316533015036. Its totient is φ = 105511005010.

The previous prime is 211022010019. The next prime is 211022010029. The reversal of 211022010022 is 220010220112.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 211022009984 and 211022010011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211022010029) by changing a digit.

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 as a sum of consecutive naturals, namely, 52755502504 + ... + 52755502507.

It is an arithmetic number, because the mean of its divisors is an integer number (79133253759).

Almost surely, 2^211022010022 is an apocalyptic number.

211022010022 is a deficient number, since it is larger than the sum of its proper divisors (105511005014).

211022010022 is a wasteful number, since it uses less digits than its factorization.

211022010022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105511005013.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 211022010022 its reverse (220010220112), we get a palindrome (431032230134).

The spelling of 211022010022 in words is "two hundred eleven billion, twenty-two million, ten thousand, twenty-two".