211120022011201 has 4 divisors (see below), whose sum is σ = 211121212126804. Its totient is φ = 211118831895600.

The previous prime is 211120022011177. The next prime is 211120022011211. The reversal of 211120022011201 is 102110220021112.

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

It can be written as a sum of positive squares in 2 ways, for example, as 93543734583601 + 117576287427600 = 9671801^2 + 10843260^2 .

It is a cyclic number.

It is not a de Polignac number, because 211120022011201 - 2¹¹ = 211120022009153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211120022011211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 594791670 + ... + 595146511.

It is an arithmetic number, because the mean of its divisors is an integer number (52780303031701).

Almost surely, 2^{211120022011201} is an apocalyptic number.

It is an amenable number.

211120022011201 is a deficient number, since it is larger than the sum of its proper divisors (1190115603).

211120022011201 is a wasteful number, since it uses less digits than its factorization.

211120022011201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1190115602.

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

Adding to 211120022011201 its reverse (102110220021112), we get a palindrome (313230242032313).

The spelling of 211120022011201 in words is "two hundred eleven trillion, one hundred twenty billion, twenty-two million, eleven thousand, two hundred one".