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10010101102111 = 114782923355727
BaseRepresentation
bin1001000110101010100010…
…0001010011011000011111
31022102221211011020101222101
42101222220201103120133
52303001141340231421
633142324342425531
72052130431321505
oct221525041233037
938387734211871
1010010101102111
11320a2951225a0
1211580367322a7
13577c43a84016
142686c488c675
151255bbb22191
hex91aa885361f

10010101102111 has 16 divisors (see below), whose sum is σ = 11165906442240. Its totient is φ = 8895728918880.

The previous prime is 10010101102109. The next prime is 10010101102121. The reversal of 10010101102111 is 11120110101001.

It is a cyclic number.

It is not a de Polignac number, because 10010101102111 - 21 = 10010101102109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10010101102121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11249271 + ... + 12106456.

It is an arithmetic number, because the mean of its divisors is an integer number (697869152640).

Almost surely, 210010101102111 is an apocalyptic number.

10010101102111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10010101102111 is a deficient number, since it is larger than the sum of its proper divisors (1155805340129).

10010101102111 is a wasteful number, since it uses less digits than its factorization.

10010101102111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23356614.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 10010101102111 its reverse (11120110101001), we get a palindrome (21130211203112).

The spelling of 10010101102111 in words is "ten trillion, ten billion, one hundred one million, one hundred two thousand, one hundred eleven".

Divisors: 1 11 47 517 829 9119 38963 428593 23355727 256912997 1097719169 12074910859 19361897683 212980874513 910009191101 10010101102111