Base | Representation |
---|---|
bin | 101111000010101000… |
… | …1001011010010001001 |
3 | 100122202021011211002101 |
4 | 1132011101023102021 |
5 | 3123342122321301 |
6 | 114224043433401 |
7 | 10204241565610 |
oct | 1360521132211 |
9 | 318667154071 |
10 | 101020120201 |
11 | 3992a251550 |
12 | 176b3525861 |
13 | 96abc72970 |
14 | 4c64728877 |
15 | 2963a92701 |
hex | 178544b489 |
101020120201 has 32 divisors (see below), whose sum is σ = 135665381376. Its totient is φ = 72645768000.
The previous prime is 101020120181. The next prime is 101020120217. The reversal of 101020120201 is 102021020101.
It is not a de Polignac number, because 101020120201 - 25 = 101020120169 is a prime.
It is not an unprimeable number, because it can be changed into a prime (101020120501) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6309316 + ... + 6325306.
It is an arithmetic number, because the mean of its divisors is an integer number (4239543168).
Almost surely, 2101020120201 is an apocalyptic number.
101020120201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
101020120201 is a deficient number, since it is larger than the sum of its proper divisors (34645261175).
101020120201 is a wasteful number, since it uses less digits than its factorization.
101020120201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22333.
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 101020120201 its reverse (102021020101), we get a palindrome (203041140302).
The spelling of 101020120201 in words is "one hundred one billion, twenty million, one hundred twenty thousand, two hundred one".
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