211121212212022 has 64 divisors (see below), whose sum is σ = 366613096126464. Its totient is φ = 89315167518720.

The previous prime is 211121212211993. The next prime is 211121212212041. The reversal of 211121212212022 is 220212212121112.

It is a junction number, because it is equal to n+sod(n) for n = 211121212211984 and 211121212212002.

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 31 ways as a sum of consecutive naturals, for example, 4111950883 + ... + 4112002225.

It is an arithmetic number, because the mean of its divisors is an integer number (5728329626976).

Almost surely, 2^{211121212212022} is an apocalyptic number.

211121212212022 is a deficient number, since it is larger than the sum of its proper divisors (155491883914442).

211121212212022 is a wasteful number, since it uses less digits than its factorization.

211121212212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63293.

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 211121212212022 its reverse (220212212121112), we get a palindrome (431333424333134).

The spelling of 211121212212022 in words is "two hundred eleven trillion, one hundred twenty-one billion, two hundred twelve million, two hundred twelve thousand, twenty-two".