Base | Representation |
---|---|
bin | 101111001000100101… |
… | …1101100100101011011 |
3 | 100200021012022021210112 |
4 | 1132101023230211123 |
5 | 3124244310312311 |
6 | 114255544034535 |
7 | 10212216614636 |
oct | 1362113544533 |
9 | 320235267715 |
10 | 101220010331 |
11 | 39a22069a00 |
12 | 1774a462a4b |
13 | 97114bbc4b |
14 | 4c830bcc1d |
15 | 29763c928b |
hex | 17912ec95b |
101220010331 has 6 divisors (see below), whose sum is σ = 111258358596. Its totient is φ = 92018191100.
The previous prime is 101220010319. The next prime is 101220010349. The reversal of 101220010331 is 133010022101.
It is not a de Polignac number, because 101220010331 - 234 = 84040141147 is a prime.
It is a super-2 number, since 2×1012200103312 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (101220010361) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 418264385 + ... + 418264626.
It is an arithmetic number, because the mean of its divisors is an integer number (18543059766).
Almost surely, 2101220010331 is an apocalyptic number.
101220010331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
101220010331 is a deficient number, since it is larger than the sum of its proper divisors (10038348265).
101220010331 is an equidigital number, since it uses as much as digits as its factorization.
101220010331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 836529033 (or 836529022 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 14.
Adding to 101220010331 its reverse (133010022101), we get a palindrome (234230032432).
The spelling of 101220010331 in words is "one hundred one billion, two hundred twenty million, ten thousand, three hundred thirty-one".
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