Base | Representation |
---|---|
bin | 110010000001101111101001… |
… | …101111011100100010111010 |
3 | 1001212000220210012101111022000 |
4 | 302001233221233130202322 |
5 | 212314320442031414320 |
6 | 2055540450342441430 |
7 | 64226036334414165 |
oct | 6201575157344272 |
9 | 1055026705344260 |
10 | 220022211201210 |
11 | 6411899428a620 |
12 | 20815941433276 |
13 | 95a000c0a1412 |
14 | 3c491bbabcadc |
15 | 1a68438d71c90 |
hex | c81be9bdc8ba |
220022211201210 has 256 divisors, whose sum is σ = 666558899159040. Its totient is φ = 51161314176000.
The previous prime is 220022211201137. The next prime is 220022211201227. The reversal of 220022211201210 is 12102112220022.
It is a happy number.
220022211201210 is a `hidden beast` number, since 2 + 20 + 0 + 22 + 211 + 201 + 210 = 666.
It is a super-2 number, since 2×2200222112012102 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 170106 + ... + 20977925.
It is an arithmetic number, because the mean of its divisors is an integer number (2603745699840).
Almost surely, 2220022211201210 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 220022211201210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (333279449579520).
220022211201210 is an abundant number, since it is smaller than the sum of its proper divisors (446536687957830).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220022211201210 is a wasteful number, since it uses less digits than its factorization.
220022211201210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21148202 (or 21148196 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 220022211201210 its reverse (12102112220022), we get a palindrome (232124323421232).
The spelling of 220022211201210 in words is "two hundred twenty trillion, twenty-two billion, two hundred eleven million, two hundred one thousand, two hundred ten".
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