Base | Representation |
---|---|
bin | 110111111011010100… |
… | …0111001011011101011 |
3 | 102111000010011102122022 |
4 | 1233312220321123223 |
5 | 3431432110030011 |
6 | 131101335215055 |
7 | 11451145303043 |
oct | 1576650713353 |
9 | 374003142568 |
10 | 120102033131 |
11 | 46a31515123 |
12 | 1b339b1748b |
13 | b4303903c2 |
14 | 5b54b06723 |
15 | 31cde0c8db |
hex | 1bf6a396eb |
120102033131 has 2 divisors, whose sum is σ = 120102033132. Its totient is φ = 120102033130.
The previous prime is 120102033097. The next prime is 120102033137. The reversal of 120102033131 is 131330201021.
It is a strong prime.
It is an emirp because it is prime and its reverse (131330201021) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 120102033131 - 234 = 102922163947 is a prime.
It is a super-2 number, since 2×1201020331312 (a number of 23 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (120102033137) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60051016565 + 60051016566.
It is an arithmetic number, because the mean of its divisors is an integer number (60051016566).
Almost surely, 2120102033131 is an apocalyptic number.
120102033131 is a deficient number, since it is larger than the sum of its proper divisors (1).
120102033131 is an equidigital number, since it uses as much as digits as its factorization.
120102033131 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 120102033131 its reverse (131330201021), we get a palindrome (251432234152).
The spelling of 120102033131 in words is "one hundred twenty billion, one hundred two million, thirty-three thousand, one hundred thirty-one".
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