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120120212102011 = 11611286291391729
BaseRepresentation
bin11011010011111110101010…
…100100101001101101111011
3120202022101021010001112200221
4123103332222210221231323
5111221022143244231021
61103250244051240511
734205253556166602
oct3323765244515573
9522271233045627
10120120212102011
1135301772227750
1211580127ba9137
135204397547894
142193bc6628a39
15dd4908056241
hex6d3faa929b7b

120120212102011 has 16 divisors (see below), whose sum is σ = 133189563045600. Its totient is φ = 107409113510400.

The previous prime is 120120212102003. The next prime is 120120212102069. The reversal of 120120212102011 is 110201212021021.

It is a cyclic number.

It is not a de Polignac number, because 120120212102011 - 23 = 120120212102003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120120212102081) 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, 85614195 + ... + 87005923.

It is an arithmetic number, because the mean of its divisors is an integer number (8324347690350).

Almost surely, 2120120212102011 is an apocalyptic number.

120120212102011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

120120212102011 is a deficient number, since it is larger than the sum of its proper divisors (13069350943589).

120120212102011 is a wasteful number, since it uses less digits than its factorization.

120120212102011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1520430.

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

Adding to 120120212102011 its reverse (110201212021021), we get a palindrome (230321424123032).

The spelling of 120120212102011 in words is "one hundred twenty trillion, one hundred twenty billion, two hundred twelve million, one hundred two thousand, eleven".

Divisors: 1 11 61 671 128629 1391729 1414919 7846369 15309019 84895469 86310059 933850159 179016709541 1969183804951 10920019282001 120120212102011