211020202211222 has 16 divisors (see below), whose sum is σ = 320345302781952. Its totient is φ = 104238445580520.

The previous prime is 211020202211219. The next prime is 211020202211227. The reversal of 211020202211222 is 222112202020112.

It is a junction number, because it is equal to n+sod(n) for n = 211020202211194 and 211020202211203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211020202211227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37659947 + ... + 42898857.

It is an arithmetic number, because the mean of its divisors is an integer number (20021581423872).

Almost surely, 2^{211020202211222} is an apocalyptic number.

211020202211222 is a deficient number, since it is larger than the sum of its proper divisors (109325100570730).

211020202211222 is a wasteful number, since it uses less digits than its factorization.

211020202211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5481643.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 211020202211222 its reverse (222112202020112), we get a palindrome (433132404231334).

The spelling of 211020202211222 in words is "two hundred eleven trillion, twenty billion, two hundred two million, two hundred eleven thousand, two hundred twenty-two".