Base | Representation |
---|---|
bin | 11011010101010101001011… |
… | …111010010101111101001111 |
3 | 120202122021001112220222200201 |
4 | 123111111023322111331033 |
5 | 111224032423441430411 |
6 | 1103401050345034331 |
7 | 34215053003604634 |
oct | 3325251372257517 |
9 | 522567045828621 |
10 | 120213113233231 |
11 | 3533810551a647 |
12 | 115961344859a7 |
13 | 5210081415745 |
14 | 21984ba95418b |
15 | dd7043e473c1 |
hex | 6d554be95f4f |
120213113233231 has 12 divisors (see below), whose sum is σ = 128165487440112. Its totient is φ = 112539935745248.
The previous prime is 120213113233219. The next prime is 120213113233247. The reversal of 120213113233231 is 132332311312021.
It is not a de Polignac number, because 120213113233231 - 215 = 120213113200463 is a prime.
It is a super-2 number, since 2×1202131132332312 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 120213113233231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120213113231231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1182986110 + ... + 1183087723.
It is an arithmetic number, because the mean of its divisors is an integer number (10680457286676).
Almost surely, 2120213113233231 is an apocalyptic number.
120213113233231 is a deficient number, since it is larger than the sum of its proper divisors (7952374206881).
120213113233231 is an equidigital number, since it uses as much as digits as its factorization.
120213113233231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2366073950 (or 2366073903 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 28.
Adding to 120213113233231 its reverse (132332311312021), we get a palindrome (252545424545252).
The spelling of 120213113233231 in words is "one hundred twenty trillion, two hundred thirteen billion, one hundred thirteen million, two hundred thirty-three thousand, two hundred thirty-one".
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