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11101111101012 = 223925092591751
BaseRepresentation
bin1010000110001010110111…
…0010001010011001010100
31110022020220112000210121110
42201202231302022121110
52423340033420213022
635335440253215020
72224012611311352
oct241425562123124
943266815023543
1011101111101012
11359aa558a1709
1212b3577791470
13626aa41a01ca
142a5421dc47d2
15143b7321e00c
hexa18adc8a654

11101111101012 has 12 divisors (see below), whose sum is σ = 25902592569056. Its totient is φ = 3700370367000.

The previous prime is 11101111100971. The next prime is 11101111101037. The reversal of 11101111101012 is 21010111110111.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 925092591751 = 11101111101012 / (1 + 1 + 1 + 0 + 1 + 1 + 1 + 1 + 1 + 0 + 1 + 0 + 1 + 2).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 462546295864 + ... + 462546295887.

Almost surely, 211101111101012 is an apocalyptic number.

11101111101012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11101111101012 is an abundant number, since it is smaller than the sum of its proper divisors (14801481468044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11101111101012 is a wasteful number, since it uses less digits than its factorization.

11101111101012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 925092591758 (or 925092591756 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 12.

Adding to 11101111101012 its reverse (21010111110111), we get a palindrome (32111222211123).

Subtracting 11101111101012 from its reverse (21010111110111), we obtain a palindrome (9909000009099).

The spelling of 11101111101012 in words is "eleven trillion, one hundred one billion, one hundred eleven million, one hundred one thousand, twelve".

Divisors: 1 2 3 4 6 12 925092591751 1850185183502 2775277775253 3700370367004 5550555550506 11101111101012