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11201210012211 = 379269175696987
BaseRepresentation
bin1010001011111111110000…
…1001001101001000110011
31110122211021120210100111220
42202333330021031020303
52432010034230342321
635453433112240123
72234155266105612
oct242777411151063
943584246710456
1011201210012211
1136294520451aa
12130aa526a0043
1363336733198b
142aa1da231879
15146580e959c6
hexa2ffc24d233

11201210012211 has 16 divisors (see below), whose sum is σ = 15180219763200. Its totient is φ = 7345539590688.

The previous prime is 11201210012189. The next prime is 11201210012227. The reversal of 11201210012211 is 11221001210211.

It is a happy number.

It is not a de Polignac number, because 11201210012211 - 221 = 11201207915059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11201210012281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87784741 + ... + 87912246.

It is an arithmetic number, because the mean of its divisors is an integer number (948763735200).

Almost surely, 211201210012211 is an apocalyptic number.

11201210012211 is a deficient number, since it is larger than the sum of its proper divisors (3979009750989).

11201210012211 is a wasteful number, since it uses less digits than its factorization.

11201210012211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175697338.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11201210012211 its reverse (11221001210211), we get a palindrome (22422211222422).

The spelling of 11201210012211 in words is "eleven trillion, two hundred one billion, two hundred ten million, twelve thousand, two hundred eleven".

Divisors: 1 3 79 237 269 807 21251 63753 175696987 527090961 13880061973 41640185919 47262489503 141787468509 3733736670737 11201210012211