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11201212111151 is a prime number
BaseRepresentation
bin1010001011111111110001…
…0001001101100100101111
31110122211021201201222201102
42202333330101031210233
52432010040300024101
635453433225233315
72234155323000146
oct242777421154457
943584251658642
1011201212111151
113629453249167
12130aa5333283b
136333678b815a
142aa1da61a75d
1514658125c86b
hexa2ffc44d92f

11201212111151 has 2 divisors, whose sum is σ = 11201212111152. Its totient is φ = 11201212111150.

The previous prime is 11201212111121. The next prime is 11201212111169. The reversal of 11201212111151 is 15111121210211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11201212111151 - 238 = 10926334204207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11201212111121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600606055575 + 5600606055576.

It is an arithmetic number, because the mean of its divisors is an integer number (5600606055576).

Almost surely, 211201212111151 is an apocalyptic number.

11201212111151 is a deficient number, since it is larger than the sum of its proper divisors (1).

11201212111151 is an equidigital number, since it uses as much as digits as its factorization.

11201212111151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40, while the sum is 20.

Adding to 11201212111151 its reverse (15111121210211), we get a palindrome (26312333321362).

The spelling of 11201212111151 in words is "eleven trillion, two hundred one billion, two hundred twelve million, one hundred eleven thousand, one hundred fifty-one".