Base | Representation |
---|---|
bin | 1001001100000000111010… |
… | …1110010110010011110100 |
3 | 1022202202001110020211021210 |
4 | 2103000032232112103310 |
5 | 2311002404042024340 |
6 | 33252444355441420 |
7 | 2061563141106336 |
oct | 223001656262364 |
9 | 38682043224253 |
10 | 10102010111220 |
11 | 3245269392465 |
12 | 1171a068b6270 |
13 | 583800242691 |
14 | 26cd2311b456 |
15 | 127b9a88b180 |
hex | 9300eb964f4 |
10102010111220 has 96 divisors (see below), whose sum is σ = 28331916721920. Its totient is φ = 2689463761920.
The previous prime is 10102010111209. The next prime is 10102010111251. The reversal of 10102010111220 is 2211101020101.
It is a super-2 number, since 2×101020101112202 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 10102010111196 and 10102010111205.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 118985385 + ... + 119070255.
It is an arithmetic number, because the mean of its divisors is an integer number (295124132520).
Almost surely, 210102010111220 is an apocalyptic number.
10102010111220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10102010111220 is an abundant number, since it is smaller than the sum of its proper divisors (18229906610700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10102010111220 is a wasteful number, since it uses less digits than its factorization.
10102010111220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 88105 (or 88103 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 10102010111220 its reverse (2211101020101), we get a palindrome (12313111131321).
The spelling of 10102010111220 in words is "ten trillion, one hundred two billion, ten million, one hundred eleven thousand, two hundred twenty".
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