Base | Representation |
---|---|
bin | 101111000010101100… |
… | …1001001011111010001 |
3 | 100122202102002222202101 |
4 | 1132011121021133101 |
5 | 3123343141210001 |
6 | 114224200320401 |
7 | 10204265421406 |
oct | 1360531113721 |
9 | 318672088671 |
10 | 101022210001 |
11 | 39930449659 |
12 | 176b4173101 |
13 | 96ac524c2b |
14 | 4c64b102ad |
15 | 2963d56a01 |
hex | 17856497d1 |
101022210001 has 4 divisors (see below), whose sum is σ = 102022430004. Its totient is φ = 100021990000.
The previous prime is 101022209989. The next prime is 101022210011. The reversal of 101022210001 is 100012220101.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 64071759376 + 36950450625 = 253124^2 + 192225^2 .
It is a cyclic number.
It is not a de Polignac number, because 101022210001 - 227 = 100887992273 is a prime.
It is a super-2 number, since 2×1010222100012 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 101022210001.
It is not an unprimeable number, because it can be changed into a prime (101022210011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 500109850 + ... + 500110051.
It is an arithmetic number, because the mean of its divisors is an integer number (25505607501).
Almost surely, 2101022210001 is an apocalyptic number.
It is an amenable number.
101022210001 is a deficient number, since it is larger than the sum of its proper divisors (1000220003).
101022210001 is a wasteful number, since it uses less digits than its factorization.
101022210001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1000220002.
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 101022210001 its reverse (100012220101), we get a palindrome (201034430102).
The spelling of 101022210001 in words is "one hundred one billion, twenty-two million, two hundred ten thousand, one".
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