Base | Representation |
---|---|
bin | 101111100000011111… |
… | …1001000000001010001 |
3 | 100202100002102122212211 |
4 | 1133000333020001101 |
5 | 3132420114134301 |
6 | 114511313552121 |
7 | 10241125605022 |
oct | 1370077100121 |
9 | 322302378784 |
10 | 102022021201 |
11 | 3a2a3853601 |
12 | 17932b75641 |
13 | 980b6c71a9 |
14 | 4d1b80cc49 |
15 | 29c19ec051 |
hex | 17c0fc8051 |
102022021201 has 4 divisors (see below), whose sum is σ = 102022677504. Its totient is φ = 102021364900.
The previous prime is 102022021181. The next prime is 102022021217. The reversal of 102022021201 is 102120220201.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 102120220201 = 7151 ⋅14280551.
It is a cyclic number.
It is not a de Polignac number, because 102022021201 - 215 = 102021988433 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (102022021301) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51216 + ... + 454606.
It is an arithmetic number, because the mean of its divisors is an integer number (25505669376).
Almost surely, 2102022021201 is an apocalyptic number.
It is an amenable number.
102022021201 is a deficient number, since it is larger than the sum of its proper divisors (656303).
102022021201 is an equidigital number, since it uses as much as digits as its factorization.
102022021201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 656302.
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 102022021201 its reverse (102120220201), we get a palindrome (204142241402).
The spelling of 102022021201 in words is "one hundred two billion, twenty-two million, twenty-one thousand, two hundred one".
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