Base | Representation |
---|---|
bin | 1001010001110010000110… |
… | …1010011110100001110100 |
3 | 1100010012212001011001010020 |
4 | 2110130201222132201310 |
5 | 2314113334200024340 |
6 | 33410154243325140 |
7 | 2102002032156132 |
oct | 224344152364164 |
9 | 40105761131106 |
10 | 10201112111220 |
11 | 32832a39318a8 |
12 | 11890639807b0 |
13 | 58cc649a8b74 |
14 | 273a44bc2752 |
15 | 12a54ad419d0 |
hex | 94721a9e874 |
10201112111220 has 96 divisors (see below), whose sum is σ = 29661059506176. Its totient is φ = 2616781238400.
The previous prime is 10201112111191. The next prime is 10201112111237. The reversal of 10201112111220 is 2211121110201.
It is a happy number.
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 10201112111220.
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, 16109946 + ... + 16731185.
It is an arithmetic number, because the mean of its divisors is an integer number (308969369856).
Almost surely, 210201112111220 is an apocalyptic number.
10201112111220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10201112111220 is an abundant number, since it is smaller than the sum of its proper divisors (19459947394956).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10201112111220 is a wasteful number, since it uses less digits than its factorization.
10201112111220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32841341 (or 32841339 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 15.
Adding to 10201112111220 its reverse (2211121110201), we get a palindrome (12412233221421).
The spelling of 10201112111220 in words is "ten trillion, two hundred one billion, one hundred twelve million, one hundred eleven thousand, two hundred twenty".
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