Base | Representation |
---|---|
bin | 1100110100011011001… |
… | …1110110100101001010 |
3 | 210001110022002202000110 |
4 | 3031012303312211022 |
5 | 12102013210030442 |
6 | 245101201415150 |
7 | 21624352263516 |
oct | 3150663664512 |
9 | 701408082013 |
10 | 220231330122 |
11 | 85443931a41 |
12 | 3682303a4b6 |
13 | 179c990062b |
14 | a932dc3146 |
15 | 5ade68769c |
hex | 3346cf694a |
220231330122 has 32 divisors (see below), whose sum is σ = 463685760000. Its totient is φ = 69540607728.
The previous prime is 220231330093. The next prime is 220231330139. The reversal of 220231330122 is 221033132022.
It is a happy 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, 1314879 + ... + 1472877.
It is an arithmetic number, because the mean of its divisors is an integer number (14490180000).
Almost surely, 2220231330122 is an apocalyptic number.
220231330122 is an abundant number, since it is smaller than the sum of its proper divisors (243454429878).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220231330122 is a wasteful number, since it uses less digits than its factorization.
220231330122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 170250.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 220231330122 its reverse (221033132022), we get a palindrome (441264462144).
The spelling of 220231330122 in words is "two hundred twenty billion, two hundred thirty-one million, three hundred thirty thousand, one hundred twenty-two".
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