Base | Representation |
---|---|
bin | 1001010010010100000000… |
… | …0000110000010001001001 |
3 | 1100011002100011200202021221 |
4 | 2110211000000300101021 |
5 | 2314241003031431441 |
6 | 33414301204402041 |
7 | 2102443360155010 |
oct | 224450000602111 |
9 | 40132304622257 |
10 | 10210211202121 |
11 | 3287143053537 |
12 | 118a9830a6321 |
13 | 590a84b41c18 |
14 | 27426942da77 |
15 | 12a8cea938d1 |
hex | 94940030449 |
10210211202121 has 32 divisors (see below), whose sum is σ = 12194183232000. Its totient is φ = 8363779468800.
The previous prime is 10210211202091. The next prime is 10210211202137. The reversal of 10210211202121 is 12120211201201.
It is not a de Polignac number, because 10210211202121 - 221 = 10210209104969 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 10210211202095 and 10210211202104.
It is not an unprimeable number, because it can be changed into a prime (10210211205121) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73597980 + ... + 73736578.
It is an arithmetic number, because the mean of its divisors is an integer number (381068226000).
Almost surely, 210210211202121 is an apocalyptic number.
It is an amenable number.
10210211202121 is a deficient number, since it is larger than the sum of its proper divisors (1983972029879).
10210211202121 is a wasteful number, since it uses less digits than its factorization.
10210211202121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 142329.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 10210211202121 its reverse (12120211201201), we get a palindrome (22330422403322).
The spelling of 10210211202121 in words is "ten trillion, two hundred ten billion, two hundred eleven million, two hundred two thousand, one hundred twenty-one".
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