Base | Representation |
---|---|
bin | 11011010101001010111011… |
… | …011110100111011101110100 |
3 | 120202121012122000210102102220 |
4 | 123111022323132213131310 |
5 | 111223342400112024340 |
6 | 1103352025451402340 |
7 | 34214213044610331 |
oct | 3325127336473564 |
9 | 522535560712386 |
10 | 120202100111220 |
11 | 3533347393a016 |
12 | 11593b801533b0 |
13 | 520c0178754ba |
14 | 2197b54029988 |
15 | dd6aec164ed0 |
hex | 6d52bb7a7774 |
120202100111220 has 96 divisors (see below), whose sum is σ = 336811290697728. Its totient is φ = 32030523434112.
The previous prime is 120202100111209. The next prime is 120202100111221. The reversal of 120202100111220 is 22111001202021.
It is a super-2 number, since 2×1202021001112202 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 120202100111220.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120202100111221) 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 31 ways as a sum of consecutive naturals, for example, 2476990597 + ... + 2477039123.
It is an arithmetic number, because the mean of its divisors is an integer number (3508450944768).
Almost surely, 2120202100111220 is an apocalyptic number.
120202100111220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
120202100111220 is an abundant number, since it is smaller than the sum of its proper divisors (216609190586508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120202100111220 is a wasteful number, since it uses less digits than its factorization.
120202100111220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 77789 (or 77787 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 120202100111220 its reverse (22111001202021), we get a palindrome (142313101313241).
The spelling of 120202100111220 in words is "one hundred twenty trillion, two hundred two billion, one hundred million, one hundred eleven thousand, two hundred twenty".
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