Base | Representation |
---|---|
bin | 11101001000101101000… |
… | …100110111100111001101 |
3 | 21002102001112020211220011 |
4 | 131020231010313213031 |
5 | 230301012004323041 |
6 | 4131445242353221 |
7 | 264440440534234 |
oct | 35105504674715 |
9 | 7072045224804 |
10 | 2002211011021 |
11 | 702150a11121 |
12 | 2840604bb811 |
13 | 116a6664c810 |
14 | 6cc9c395b1b |
15 | 37137171e81 |
hex | 1d22d1379cd |
2002211011021 has 16 divisors (see below), whose sum is σ = 2166767861440. Its totient is φ = 1839162568320.
The previous prime is 2002211011001. The next prime is 2002211011063. The reversal of 2002211011021 is 1201101122002.
It is a cyclic number.
It is not a de Polignac number, because 2002211011021 - 233 = 1993621076429 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a junction number, because it is equal to n+sod(n) for n = 2002211010992 and 2002211011010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2002211011001) 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, 19751161 + ... + 19852273.
It is an arithmetic number, because the mean of its divisors is an integer number (135422991340).
Almost surely, 22002211011021 is an apocalyptic number.
It is an amenable number.
2002211011021 is a deficient number, since it is larger than the sum of its proper divisors (164556850419).
2002211011021 is a wasteful number, since it uses less digits than its factorization.
2002211011021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 108556.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 2002211011021 its reverse (1201101122002), we get a palindrome (3203312133023).
The spelling of 2002211011021 in words is "two trillion, two billion, two hundred eleven million, eleven thousand, twenty-one".
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