211111001120122 has 16 divisors (see below), whose sum is σ = 322035066943200. Its totient is φ = 103765993654960.

The previous prime is 211111001120111. The next prime is 211111001120143. The reversal of 211111001120122 is 221021100111112.

It is a junction number, because it is equal to n+sod(n) for n = 211111001120096 and 211111001120105.

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, 25834629 + ... + 33009847.

It is an arithmetic number, because the mean of its divisors is an integer number (20127191683950).

Almost surely, 2^{211111001120122} is an apocalyptic number.

211111001120122 is a deficient number, since it is larger than the sum of its proper divisors (110924065823078).

211111001120122 is a wasteful number, since it uses less digits than its factorization.

211111001120122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7424621.

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

Adding to 211111001120122 its reverse (221021100111112), we get a palindrome (432132101231234).

The spelling of 211111001120122 in words is "two hundred eleven trillion, one hundred eleven billion, one million, one hundred twenty thousand, one hundred twenty-two".