Base | Representation |
---|---|
bin | 11011100011111111000001… |
… | …100110001010001111001110 |
3 | 120220012112021220000001022112 |
4 | 123203333001212022033032 |
5 | 111342032241130013402 |
6 | 1105451425540344022 |
7 | 34350602221112060 |
oct | 3343770146121716 |
9 | 526175256001275 |
10 | 121220110001102 |
11 | 35696183991822 |
12 | 117193296a5012 |
13 | 5284013124cc8 |
14 | 21d1128315730 |
15 | e0332ea89e52 |
hex | 6e3fc198a3ce |
121220110001102 has 32 divisors (see below), whose sum is σ = 207847674929664. Its totient is φ = 51941033776800.
The previous prime is 121220110001071. The next prime is 121220110001189. The reversal of 121220110001102 is 201100011022121.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a congruent number.
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, 1854024452 + ... + 1854089832.
It is an arithmetic number, because the mean of its divisors is an integer number (6495239841552).
Almost surely, 2121220110001102 is an apocalyptic number.
121220110001102 is a deficient number, since it is larger than the sum of its proper divisors (86627564928562).
121220110001102 is a wasteful number, since it uses less digits than its factorization.
121220110001102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89984.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 121220110001102 its reverse (201100011022121), we get a palindrome (322320121023223).
The spelling of 121220110001102 in words is "one hundred twenty-one trillion, two hundred twenty billion, one hundred ten million, one thousand, one hundred two".
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