211120222202211 has 16 divisors (see below), whose sum is σ = 321726782445824. Its totient is φ = 120632710528224.

The previous prime is 211120222202191. The next prime is 211120222202249. The reversal of 211120222202211 is 112202222021112.

It is not a de Polignac number, because 211120222202211 - 2²⁷ = 211120087984483 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (211120222102211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 308668780 + ... + 309351993.

It is an arithmetic number, because the mean of its divisors is an integer number (20107923902864).

Almost surely, 2^{211120222202211} is an apocalyptic number.

211120222202211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

211120222202211 is a deficient number, since it is larger than the sum of its proper divisors (110606560243613).

211120222202211 is a wasteful number, since it uses less digits than its factorization.

211120222202211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618037050.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 211120222202211 its reverse (112202222021112), we get a palindrome (323322444223323).

The spelling of 211120222202211 in words is "two hundred eleven trillion, one hundred twenty billion, two hundred twenty-two million, two hundred two thousand, two hundred eleven".