211101101101222 has 16 divisors (see below), whose sum is σ = 317221610258592. Its totient is φ = 105360566098240.

The previous prime is 211101101101217. The next prime is 211101101101321. The reversal of 211101101101222 is 222101101101112.

It is a super-2 number, since 2×211101101101222² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 211101101101196 and 211101101101205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 441699447 + ... + 442177117.

It is an arithmetic number, because the mean of its divisors is an integer number (19826350641162).

Almost surely, 2^{211101101101222} is an apocalyptic number.

211101101101222 is a deficient number, since it is larger than the sum of its proper divisors (106120509157370).

211101101101222 is a wasteful number, since it uses less digits than its factorization.

211101101101222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874943.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 211101101101222 its reverse (222101101101112), we get a palindrome (433202202202334).

The spelling of 211101101101222 in words is "two hundred eleven trillion, one hundred one billion, one hundred one million, one hundred one thousand, two hundred twenty-two".