211121020011022 has 32 divisors (see below), whose sum is σ = 348933394059264. Its totient is φ = 95002486692000.

The previous prime is 211121020010987. The next prime is 211121020011029. The reversal of 211121020011022 is 220110020121112.

It is a junction number, because it is equal to n+sod(n) for n = 211121020010987 and 211121020011005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211121020011029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12681003 + ... + 24146425.

It is an arithmetic number, because the mean of its divisors is an integer number (10904168564352).

Almost surely, 2^{211121020011022} is an apocalyptic number.

211121020011022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

211121020011022 is a deficient number, since it is larger than the sum of its proper divisors (137812374048242).

211121020011022 is a wasteful number, since it uses less digits than its factorization.

211121020011022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11473824.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 211121020011022 its reverse (220110020121112), we get a palindrome (431231040132134).

The spelling of 211121020011022 in words is "two hundred eleven trillion, one hundred twenty-one billion, twenty million, eleven thousand, twenty-two".