211404044022 has 16 divisors (see below), whose sum is σ = 423725247792. Its totient is φ = 70315154720.

The previous prime is 211404043987. The next prime is 211404044029. The reversal of 211404044022 is 220440404112.

It is a junction number, because it is equal to n+sod(n) for n = 211404043983 and 211404044001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211404044029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38211993 + ... + 38217524.

It is an arithmetic number, because the mean of its divisors is an integer number (26482827987).

Almost surely, 2^211404044022 is an apocalyptic number.

211404044022 is an abundant number, since it is smaller than the sum of its proper divisors (212321203770).

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

211404044022 is a wasteful number, since it uses less digits than its factorization.

211404044022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76429983.

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 211404044022 its reverse (220440404112), we get a palindrome (431844448134).

The spelling of 211404044022 in words is "two hundred eleven billion, four hundred four million, forty-four thousand, twenty-two".