Base | Representation |
---|---|
bin | 1010111011000101011111… |
… | …1000100011000101111100 |
3 | 1120112011102200211021020020 |
4 | 2232301113320203011330 |
5 | 3033233343432014322 |
6 | 41313224443452140 |
7 | 2346465012051513 |
oct | 256612770430574 |
9 | 46464380737206 |
10 | 12010203001212 |
11 | 3910553541709 |
12 | 141b7a8827050 |
13 | 691732475400 |
14 | 2d7422aa567a |
15 | 15c62da2c05c |
hex | aec57e2317c |
12010203001212 has 36 divisors (see below), whose sum is σ = 30345305812920. Its totient is φ = 3695447076672.
The previous prime is 12010203001183. The next prime is 12010203001213. The reversal of 12010203001212 is 21210030201021.
It is a super-2 number, since 2×120102030012122 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12010203001191 and 12010203001200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12010203001213) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2961093387 + ... + 2961097442.
It is an arithmetic number, because the mean of its divisors is an integer number (842925161470).
Almost surely, 212010203001212 is an apocalyptic number.
12010203001212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12010203001212 is an abundant number, since it is smaller than the sum of its proper divisors (18335102811708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12010203001212 is a wasteful number, since it uses less digits than its factorization.
12010203001212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5922190862 (or 5922190847 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 15.
Adding to 12010203001212 its reverse (21210030201021), we get a palindrome (33220233202233).
The spelling of 12010203001212 in words is "twelve trillion, ten billion, two hundred three million, one thousand, two hundred twelve".
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