Base | Representation |
---|---|
bin | 11101101100010011111… |
… | …10001001111001010001 |
3 | 10121112101000201112120020 |
4 | 32312021332021321101 |
5 | 113203403314134301 |
6 | 2100403350334053 |
7 | 133465024045035 |
oct | 16661176117121 |
9 | 3545330645506 |
10 | 1020222021201 |
11 | 363745808809 |
12 | 14588635a329 |
13 | 7528b96ab66 |
14 | 375440041c5 |
15 | 1b811c3b436 |
hex | ed89f89e51 |
1020222021201 has 16 divisors (see below), whose sum is σ = 1375819226496. Its totient is φ = 672408688896.
The previous prime is 1020222021199. The next prime is 1020222021229. The reversal of 1020222021201 is 1021202220201.
It is not a de Polignac number, because 1020222021201 - 21 = 1020222021199 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1020222021901) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2600650 + ... + 2967123.
It is an arithmetic number, because the mean of its divisors is an integer number (85988701656).
Almost surely, 21020222021201 is an apocalyptic number.
It is an amenable number.
1020222021201 is a deficient number, since it is larger than the sum of its proper divisors (355597205295).
1020222021201 is a wasteful number, since it uses less digits than its factorization.
1020222021201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5568472.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 1020222021201 its reverse (1021202220201), we get a palindrome (2041424241402).
The spelling of 1020222021201 in words is "one trillion, twenty billion, two hundred twenty-two million, twenty-one thousand, two hundred one".
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