Base | Representation |
---|---|
bin | 1100111011110101100… |
… | …1111000010010110101 |
3 | 210020120222000221211112 |
4 | 3032331121320102311 |
5 | 12120102034310401 |
6 | 250030435244405 |
7 | 22024562264006 |
oct | 3167531702265 |
9 | 706528027745 |
10 | 222221010101 |
11 | 86274a6aa62 |
12 | 37099449705 |
13 | 17c55ba356c |
14 | aa813531ad |
15 | 5ba91ac3bb |
hex | 33bd6784b5 |
222221010101 has 8 divisors (see below), whose sum is σ = 222844728480. Its totient is φ = 221597489232.
The previous prime is 222221010097. The next prime is 222221010131. The reversal of 222221010101 is 101010122222.
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 222221010101 - 22 = 222221010097 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (222221010131) 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, 2369366 + ... + 2461368.
It is an arithmetic number, because the mean of its divisors is an integer number (27855591060).
Almost surely, 2222221010101 is an apocalyptic number.
It is an amenable number.
222221010101 is a deficient number, since it is larger than the sum of its proper divisors (623718379).
222221010101 is an equidigital number, since it uses as much as digits as its factorization.
222221010101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 98755.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 222221010101 its reverse (101010122222), we get a palindrome (323231132323).
It can be divided in two parts, 22222 and 1010101, that multiplied together give a palindrome (22446464422).
The spelling of 222221010101 in words is "two hundred twenty-two billion, two hundred twenty-one million, ten thousand, one hundred one".
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