Base | Representation |
---|---|
bin | 110111111110111001… |
… | …0111010111011101111 |
3 | 102111022111002112002222 |
4 | 1233331302322323233 |
5 | 3432203324214411 |
6 | 131121304505555 |
7 | 11454133666601 |
oct | 1577562727357 |
9 | 374274075088 |
10 | 120222101231 |
11 | 46a93273061 |
12 | 1b37217b2bb |
13 | b44c20c30b |
14 | 5b66a3d171 |
15 | 31d97284db |
hex | 1bfdcbaeef |
120222101231 has 2 divisors, whose sum is σ = 120222101232. Its totient is φ = 120222101230.
The previous prime is 120222101221. The next prime is 120222101281. The reversal of 120222101231 is 132101222021.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 120222101231 - 222 = 120217906927 is a prime.
It is a super-3 number, since 3×1202221012313 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (120222101221) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60111050615 + 60111050616.
It is an arithmetic number, because the mean of its divisors is an integer number (60111050616).
Almost surely, 2120222101231 is an apocalyptic number.
120222101231 is a deficient number, since it is larger than the sum of its proper divisors (1).
120222101231 is an equidigital number, since it uses as much as digits as its factorization.
120222101231 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 96, while the sum is 17.
Adding to 120222101231 its reverse (132101222021), we get a palindrome (252323323252).
The spelling of 120222101231 in words is "one hundred twenty billion, two hundred twenty-two million, one hundred one thousand, two hundred thirty-one".
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