Base | Representation |
---|---|
bin | 110100010011001000… |
… | …1010100001101000111 |
3 | 101201220011101021110001 |
4 | 1220212101110031013 |
5 | 3320003133114421 |
6 | 123332311142131 |
7 | 11054114434153 |
oct | 1504621241507 |
9 | 351804337401 |
10 | 112311223111 |
11 | 436a383725a |
12 | 19924974947 |
13 | a78b2a1549 |
14 | 5616134063 |
15 | 2dc4e84691 |
hex | 1a26454347 |
112311223111 has 16 divisors (see below), whose sum is σ = 121898354688. Its totient is φ = 103169008800.
The previous prime is 112311223109. The next prime is 112311223139. The reversal of 112311223111 is 111322113211.
It is a cyclic number.
It is not a de Polignac number, because 112311223111 - 21 = 112311223109 is a prime.
It is a super-2 number, since 2×1123112231112 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (112311223151) 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, 507816 + ... + 694621.
It is an arithmetic number, because the mean of its divisors is an integer number (7618647168).
Almost surely, 2112311223111 is an apocalyptic number.
112311223111 is a deficient number, since it is larger than the sum of its proper divisors (9587131577).
112311223111 is a wasteful number, since it uses less digits than its factorization.
112311223111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1202622.
The product of its digits is 72, while the sum is 19.
Adding to 112311223111 its reverse (111322113211), we get a palindrome (223633336322).
The spelling of 112311223111 in words is "one hundred twelve billion, three hundred eleven million, two hundred twenty-three thousand, one hundred eleven".
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