Base | Representation |
---|---|
bin | 1001010001110010011110… |
… | …0100000110000000100100 |
3 | 1100010020002221102020212112 |
4 | 2110130213210012000210 |
5 | 2314114040020214340 |
6 | 33410212141140152 |
7 | 2102004343443536 |
oct | 224344744060044 |
9 | 40106087366775 |
10 | 10201211101220 |
11 | 32833447a3517 |
12 | 1189090b5a658 |
13 | 58cc7c357a29 |
14 | 273a53dcd856 |
15 | 12a554897065 |
hex | 94727906024 |
10201211101220 has 96 divisors (see below), whose sum is σ = 21671646474240. Its totient is φ = 4033290723840.
The previous prime is 10201211101201. The next prime is 10201211101241. The reversal of 10201211101220 is 2210111210201.
It is a junction number, because it is equal to n+sod(n) for n = 10201211101195 and 10201211101204.
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, 2464653911 + ... + 2464658049.
It is an arithmetic number, because the mean of its divisors is an integer number (225746317440).
Almost surely, 210201211101220 is an apocalyptic number.
10201211101220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10201211101220 is an abundant number, since it is smaller than the sum of its proper divisors (11470435373020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10201211101220 is a wasteful number, since it uses less digits than its factorization.
10201211101220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7653 (or 7651 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 10201211101220 its reverse (2210111210201), we get a palindrome (12411322311421).
The spelling of 10201211101220 in words is "ten trillion, two hundred one billion, two hundred eleven million, one hundred one thousand, two hundred twenty".
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