211210212021122 has 8 divisors (see below), whose sum is σ = 316826296160400. Its totient is φ = 105601446634324.

The previous prime is 211210212021103. The next prime is 211210212021143. The reversal of 211210212021122 is 221120212012112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 211210212021094 and 211210212021103.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1829615972 + ... + 1829731407.

It is an arithmetic number, because the mean of its divisors is an integer number (39603287020050).

Almost surely, 2^{211210212021122} is an apocalyptic number.

211210212021122 is a deficient number, since it is larger than the sum of its proper divisors (105616084139278).

211210212021122 is a wasteful number, since it uses less digits than its factorization.

211210212021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3659376240.

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

Adding to 211210212021122 its reverse (221120212012112), we get a palindrome (432330424033234).

The spelling of 211210212021122 in words is "two hundred eleven trillion, two hundred ten billion, two hundred twelve million, twenty-one thousand, one hundred twenty-two".