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11201122021127 is a prime number
BaseRepresentation
bin1010001011111111011011…
…1001100010111100000111
31110122211001110012221102212
42202333312321202330013
52432004344214134002
635453420250254035
72234153150151053
oct242776671427407
943584043187385
1011201122021127
1136294074061a5
12130aa2912731b
1363335203424c
142aa1cc688c63
151465783b4352
hexa2ff6e62f07

11201122021127 has 2 divisors, whose sum is σ = 11201122021128. Its totient is φ = 11201122021126.

The previous prime is 11201122021109. The next prime is 11201122021217. The reversal of 11201122021127 is 72112022110211.

Together with next prime (11201122021217) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11201122021127 - 28 = 11201122020871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11201122071127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600561010563 + 5600561010564.

It is an arithmetic number, because the mean of its divisors is an integer number (5600561010564).

Almost surely, 211201122021127 is an apocalyptic number.

11201122021127 is a deficient number, since it is larger than the sum of its proper divisors (1).

11201122021127 is an equidigital number, since it uses as much as digits as its factorization.

11201122021127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 23.

Adding to 11201122021127 its reverse (72112022110211), we get a palindrome (83313144131338).

The spelling of 11201122021127 in words is "eleven trillion, two hundred one billion, one hundred twenty-two million, twenty-one thousand, one hundred twenty-seven".