Base | Representation |
---|---|
bin | 1001000111010000001110… |
… | …1010100110100011111100 |
3 | 1022110220221101002220100120 |
4 | 2101310003222212203330 |
5 | 2303132402332414322 |
6 | 33151120422054540 |
7 | 2052636253253244 |
oct | 221640352464374 |
9 | 38426841086316 |
10 | 10020220201212 |
11 | 3213608093511 |
12 | 1159b9b57a450 |
13 | 578b97341320 |
14 | 268da4774b24 |
15 | 1259b01a8a5c |
hex | 91d03aa68fc |
10020220201212 has 48 divisors (see below), whose sum is σ = 25182698151072. Its totient is φ = 3082693662720.
The previous prime is 10020220201207. The next prime is 10020220201213. The reversal of 10020220201212 is 21210202202001.
It is a junction number, because it is equal to n+sod(n) for n = 10020220201191 and 10020220201200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10020220201213) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3627453 + ... + 5761844.
It is an arithmetic number, because the mean of its divisors is an integer number (524639544814).
Almost surely, 210020220201212 is an apocalyptic number.
10020220201212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
10020220201212 is an abundant number, since it is smaller than the sum of its proper divisors (15162477949860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10020220201212 is a wasteful number, since it uses less digits than its factorization.
10020220201212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9396158 (or 9396156 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 10020220201212 its reverse (21210202202001), we get a palindrome (31230422403213).
The spelling of 10020220201212 in words is "ten trillion, twenty billion, two hundred twenty million, two hundred one thousand, two hundred twelve".
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