Base | Representation |
---|---|
bin | 1011000111011110101000… |
… | …1100111101001101110011 |
3 | 1121021111222122012111221220 |
4 | 2301313222030331031303 |
5 | 3100230412433102011 |
6 | 41555115245520123 |
7 | 2401043043060615 |
oct | 261675214751563 |
9 | 47244878174856 |
10 | 12223111222131 |
11 | 39928796a1287 |
12 | 1454b07273043 |
13 | 6a8832b40614 |
14 | 30385d260db5 |
15 | 162e40324506 |
hex | b1dea33d373 |
12223111222131 has 16 divisors (see below), whose sum is σ = 16437550080000. Its totient is φ = 8078798323008.
The previous prime is 12223111222103. The next prime is 12223111222159. The reversal of 12223111222131 is 13122211132221.
It is an interprime number because it is at equal distance from previous prime (12223111222103) and next prime (12223111222159).
It is not a de Polignac number, because 12223111222131 - 29 = 12223111221619 is a prime.
It is a super-2 number, since 2×122231112221312 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (12223111222031) 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, 10932906 + ... + 11998943.
It is an arithmetic number, because the mean of its divisors is an integer number (1027346880000).
Almost surely, 212223111222131 is an apocalyptic number.
12223111222131 is a deficient number, since it is larger than the sum of its proper divisors (4214438857869).
12223111222131 is a wasteful number, since it uses less digits than its factorization.
12223111222131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22933378.
The product of its digits is 576, while the sum is 24.
Adding to 12223111222131 its reverse (13122211132221), we get a palindrome (25345322354352).
It can be divided in two parts, 1222311 and 1222131, that added together give a palindrome (2444442).
The spelling of 12223111222131 in words is "twelve trillion, two hundred twenty-three billion, one hundred eleven million, two hundred twenty-two thousand, one hundred thirty-one".
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