211120212211222 has 4 divisors (see below), whose sum is σ = 316680318316836. Its totient is φ = 105560106105610.

The previous prime is 211120212211193. The next prime is 211120212211231. The reversal of 211120212211222 is 222112212021112.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×211120212211222² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 211120212211193 and 211120212211202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52780053052804 + ... + 52780053052807.

It is an arithmetic number, because the mean of its divisors is an integer number (79170079579209).

Almost surely, 2^{211120212211222} is an apocalyptic number.

211120212211222 is a deficient number, since it is larger than the sum of its proper divisors (105560106105614).

211120212211222 is a wasteful number, since it uses less digits than its factorization.

211120212211222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105560106105613.

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

Adding to 211120212211222 its reverse (222112212021112), we get a palindrome (433232424232334).

The spelling of 211120212211222 in words is "two hundred eleven trillion, one hundred twenty billion, two hundred twelve million, two hundred eleven thousand, two hundred twenty-two".