Base | Representation |
---|---|
bin | 1001001101001011011000… |
… | …1110100100001101011101 |
3 | 1022211122122121011121201212 |
4 | 2103102312032210031131 |
5 | 2311314324024033041 |
6 | 33305552133114205 |
7 | 2063201413202003 |
oct | 223226616441535 |
9 | 38748577147655 |
10 | 10122000221021 |
11 | 3252797276867 |
12 | 1175865488965 |
13 | 585667866710 |
14 | 26dc9bd8aa73 |
15 | 12846a8018eb |
hex | 934b63a435d |
10122000221021 has 8 divisors (see below), whose sum is σ = 10900667399160. Its totient is φ = 9343340439552.
The previous prime is 10122000220999. The next prime is 10122000221051. The reversal of 10122000221021 is 12012200022101.
10122000221021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 1206317805625 + 8915682415396 = 1098325^2 + 2985914^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 10122000221021 - 26 = 10122000220957 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10122000220987 and 10122000221005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10122000221051) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1176365 + ... + 4650573.
It is an arithmetic number, because the mean of its divisors is an integer number (1362583424895).
Almost surely, 210122000221021 is an apocalyptic number.
It is an amenable number.
10122000221021 is a deficient number, since it is larger than the sum of its proper divisors (778667178139).
10122000221021 is a wasteful number, since it uses less digits than its factorization.
10122000221021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3698335.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 10122000221021 its reverse (12012200022101), we get a palindrome (22134200243122).
The spelling of 10122000221021 in words is "ten trillion, one hundred twenty-two billion, two hundred twenty-one thousand, twenty-one".
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