Base | Representation |
---|---|
bin | 10110101111110011… |
… | …10110111001011101 |
3 | 1011112002102012021120 |
4 | 23113321312321131 |
5 | 200002310444401 |
6 | 5335445521153 |
7 | 611426004450 |
oct | 132771667135 |
9 | 34462365246 |
10 | 12212203101 |
11 | 51a7519a3a |
12 | 2449a131b9 |
13 | 11c81023a7 |
14 | 83bc99497 |
15 | 4b71da836 |
hex | 2d7e76e5d |
12212203101 has 16 divisors (see below), whose sum is σ = 18610616448. Its totient is φ = 6977822400.
The previous prime is 12212203099. The next prime is 12212203103. The reversal of 12212203101 is 10130221221.
It is an interprime number because it is at equal distance from previous prime (12212203099) and next prime (12212203103).
It is not a de Polignac number, because 12212203101 - 21 = 12212203099 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12212203103) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 470811 + ... + 496071.
It is an arithmetic number, because the mean of its divisors is an integer number (1163163528).
Almost surely, 212212203101 is an apocalyptic number.
It is an amenable number.
12212203101 is a deficient number, since it is larger than the sum of its proper divisors (6398413347).
12212203101 is a wasteful number, since it uses less digits than its factorization.
12212203101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48292.
The product of its (nonzero) digits is 48, while the sum is 15.
Adding to 12212203101 its reverse (10130221221), we get a palindrome (22342424322).
The spelling of 12212203101 in words is "twelve billion, two hundred twelve million, two hundred three thousand, one hundred one".
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