Base | Representation |
---|---|
bin | 1011000001011111010101… |
… | …1010100001010010001010 |
3 | 1120220200101222102120012120 |
4 | 2300113311122201102022 |
5 | 3042034202322041020 |
6 | 41435541404152110 |
7 | 2360441232055623 |
oct | 260276532412212 |
9 | 46820358376176 |
10 | 12120220112010 |
11 | 395317a30937a |
12 | 1438b91238636 |
13 | 69bc1638363a |
14 | 2dc89c260a4a |
15 | 16041c3a4740 |
hex | b05f56a148a |
12120220112010 has 32 divisors (see below), whose sum is σ = 29121322614912. Its totient is φ = 3228414880320.
The previous prime is 12120220111981. The next prime is 12120220112023. The reversal of 12120220112010 is 1021102202121.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227711461 + ... + 227764680.
It is an arithmetic number, because the mean of its divisors is an integer number (910041331716).
Almost surely, 212120220112010 is an apocalyptic number.
12120220112010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12120220112010 is an abundant number, since it is smaller than the sum of its proper divisors (17001102502902).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12120220112010 is a wasteful number, since it uses less digits than its factorization.
12120220112010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 455477038.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 12120220112010 its reverse (1021102202121), we get a palindrome (13141322314131).
The spelling of 12120220112010 in words is "twelve trillion, one hundred twenty billion, two hundred twenty million, one hundred twelve thousand, ten".
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