Base | Representation |
---|---|
bin | 110010010010111010011011… |
… | …010111000110010011101110 |
3 | 1002000012201001120010010201211 |
4 | 302102322123113012103232 |
5 | 212443133210110432342 |
6 | 2102242445044425034 |
7 | 64410214033435312 |
oct | 6222723327062356 |
9 | 1060181046103654 |
10 | 221202012202222 |
11 | 64533279188817 |
12 | 209865223a817a |
13 | 965734c9b79cc |
14 | 3c8a33d71db42 |
15 | 1a88e8a5d3c17 |
hex | c92e9b5c64ee |
221202012202222 has 8 divisors (see below), whose sum is σ = 349266335056200. Its totient is φ = 104779900516824.
The previous prime is 221202012202187. The next prime is 221202012202229. The reversal of 221202012202222 is 222202210202122.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 221202012202193 and 221202012202202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (221202012202229) 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, 2910552792097 + ... + 2910552792172.
It is an arithmetic number, because the mean of its divisors is an integer number (43658291882025).
Almost surely, 2221202012202222 is an apocalyptic number.
221202012202222 is a deficient number, since it is larger than the sum of its proper divisors (128064322853978).
221202012202222 is a wasteful number, since it uses less digits than its factorization.
221202012202222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5821105584290.
The product of its (nonzero) digits is 1024, while the sum is 22.
Adding to 221202012202222 its reverse (222202210202122), we get a palindrome (443404222404344).
The spelling of 221202012202222 in words is "two hundred twenty-one trillion, two hundred two billion, twelve million, two hundred two thousand, two hundred twenty-two".
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