Base | Representation |
---|---|
bin | 1011000110110101101000… |
… | …0001010011010010100000 |
3 | 1121020110120101222222212010 |
4 | 2301231122001103102200 |
5 | 3100040341143004440 |
6 | 41550055022432520 |
7 | 2400203164641153 |
oct | 261553201232240 |
9 | 47213511888763 |
10 | 12212102313120 |
11 | 398913a428a76 |
12 | 1452954432740 |
13 | 6a779a116b88 |
14 | 3030d7111c9a |
15 | 1629e8ac5580 |
hex | b1b5a0534a0 |
12212102313120 has 48 divisors (see below), whose sum is σ = 38468122287840. Its totient is φ = 3256560616704.
The previous prime is 12212102313119. The next prime is 12212102313121. The reversal of 12212102313120 is 2131320121221.
It is an interprime number because it is at equal distance from previous prime (12212102313119) and next prime (12212102313121).
It is a tau number, because it is divible by the number of its divisors (48).
It is a super-2 number, since 2×122121023131202 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (12212102313121) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12720939430 + ... + 12720940389.
It is an arithmetic number, because the mean of its divisors is an integer number (801419214330).
Almost surely, 212212102313120 is an apocalyptic number.
12212102313120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12212102313120 is an abundant number, since it is smaller than the sum of its proper divisors (26256019974720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12212102313120 is a wasteful number, since it uses less digits than its factorization.
12212102313120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25441879837 (or 25441879829 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 21.
Adding to 12212102313120 its reverse (2131320121221), we get a palindrome (14343422434341).
The spelling of 12212102313120 in words is "twelve trillion, two hundred twelve billion, one hundred two million, three hundred thirteen thousand, one hundred twenty".
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