Base | Representation |
---|---|
bin | 1001010010010111101110… |
… | …0111100001100000011110 |
3 | 1100011011220212101222100000 |
4 | 2110211323213201200132 |
5 | 2314300030033033042 |
6 | 33414544330315130 |
7 | 2102510222165010 |
oct | 224457347414036 |
9 | 40134825358300 |
10 | 10211211221022 |
11 | 328760658a539 |
12 | 118b001b88aa6 |
13 | 590bb4087896 |
14 | 2743221841b0 |
15 | 12a93c77a74c |
hex | 9497b9e181e |
10211211221022 has 96 divisors (see below), whose sum is σ = 26290570924800. Its totient is φ = 2909790692928.
The previous prime is 10211211220967. The next prime is 10211211221027. The reversal of 10211211221022 is 22012211211201.
10211211221022 is a `hidden beast` number, since 1 + 0 + 211 + 211 + 221 + 0 + 22 = 666.
10211211221022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 10211211220986 and 10211211221004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10211211221027) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2670447 + ... + 5249162.
It is an arithmetic number, because the mean of its divisors is an integer number (273860113800).
Almost surely, 210211211221022 is an apocalyptic number.
10211211221022 is an abundant number, since it is smaller than the sum of its proper divisors (16079359703778).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10211211221022 is an equidigital number, since it uses as much as digits as its factorization.
10211211221022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7920012 (or 7920000 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 18.
Adding to 10211211221022 its reverse (22012211211201), we get a palindrome (32223422432223).
The spelling of 10211211221022 in words is "ten trillion, two hundred eleven billion, two hundred eleven million, two hundred twenty-one thousand, twenty-two".
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