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111110120011 = 1170125935557
BaseRepresentation
bin110011101111010101…
…1011110001001001011
3101121210110021220202001
41213132223132021023
53310023142320021
6123013203251431
711012261302642
oct1473653361113
9347713256661
10111110120011
1143137847770
121964a679b77
13a6294b1c57
1455407d8359
152d547cc091
hex19deade24b

111110120011 has 16 divisors (see below), whose sum is σ = 121452615648. Its totient is φ = 100808064000.

The previous prime is 111110120003. The next prime is 111110120039. The reversal of 111110120011 is 110021011111.

It is a cyclic number.

It is not a de Polignac number, because 111110120011 - 23 = 111110120003 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111110120011.

It is not an unprimeable number, because it can be changed into a prime (111110120041) 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, 19991845 + ... + 19997401.

It is an arithmetic number, because the mean of its divisors is an integer number (7590788478).

Almost surely, 2111110120011 is an apocalyptic number.

111110120011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

111110120011 is a deficient number, since it is larger than the sum of its proper divisors (10342495637).

111110120011 is a wasteful number, since it uses less digits than its factorization.

111110120011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8862.

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

Adding to 111110120011 its reverse (110021011111), we get a palindrome (221131131122).

The spelling of 111110120011 in words is "one hundred eleven billion, one hundred ten million, one hundred twenty thousand, eleven".

Divisors: 1 11 701 2593 5557 7711 28523 61127 1817693 3895457 14409301 19994623 42850027 158502311 10100920001 111110120011