201210122020011 has 16 divisors (see below), whose sum is σ = 289008441206016. Its totient is φ = 123782466584736.

The previous prime is 201210122019983. The next prime is 201210122020057. The reversal of 201210122020011 is 110020221012102.

It is not a de Polignac number, because 201210122020011 - 2¹⁷ = 201210121888939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201210122020711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 815436855 + ... + 815683568.

It is an arithmetic number, because the mean of its divisors is an integer number (18063027575376).

Almost surely, 2^{201210122020011} is an apocalyptic number.

201210122020011 is a deficient number, since it is larger than the sum of its proper divisors (87798319186005).

201210122020011 is a wasteful number, since it uses less digits than its factorization.

201210122020011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1631123602.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 201210122020011 its reverse (110020221012102), we get a palindrome (311230343032113).

The spelling of 201210122020011 in words is "two hundred one trillion, two hundred ten billion, one hundred twenty-two million, twenty thousand, eleven".