Base | Representation |
---|---|
bin | 1001001001101000100001… |
… | …00101010111010101000100 |
3 | 2122020122220201100022101211 |
4 | 10210310100211113111010 |
5 | 10114140231200341400 |
6 | 110444002220301204 |
7 | 4144531606003504 |
oct | 444642045272504 |
9 | 78218821308354 |
10 | 20122200012100 |
11 | 645886035a87a |
12 | 230b9980a1804 |
13 | b2c6912050c4 |
14 | 4d7cc3845a04 |
15 | 24d65805bdba |
hex | 124d10957544 |
20122200012100 has 36 divisors (see below), whose sum is σ = 43667211422548. Its totient is φ = 8048504448000.
The previous prime is 20122200012077. The next prime is 20122200012113. The reversal of 20122200012100 is 121000222102.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 378823016196 + 19743376995904 = 615486^2 + 4443352^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2535621 + ... + 6831820.
Almost surely, 220122200012100 is an apocalyptic number.
20122200012100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20122200012100 is an abundant number, since it is smaller than the sum of its proper divisors (23545011410448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20122200012100 is a wasteful number, since it uses less digits than its factorization.
20122200012100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9388936 (or 9388929 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 20122200012100 its reverse (121000222102), we get a palindrome (20243200234202).
The spelling of 20122200012100 in words is "twenty trillion, one hundred twenty-two billion, two hundred million, twelve thousand, one hundred".
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