Base | Representation |
---|---|
bin | 11101000111110000111… |
… | …000110010101100110010 |
3 | 21002022110011010202100012 |
4 | 131013300320302230302 |
5 | 230241430002242320 |
6 | 4131201131054522 |
7 | 264403426432334 |
oct | 35076070625462 |
9 | 7068404122305 |
10 | 2001201212210 |
11 | 701782a05352 |
12 | 283a1a2a1442 |
13 | 116935391525 |
14 | 6cc04217454 |
15 | 370c86a74c5 |
hex | 1d1f0e32b32 |
2001201212210 has 64 divisors (see below), whose sum is σ = 3801775824000. Its totient is φ = 756346171392.
The previous prime is 2001201212207. The next prime is 2001201212221. The reversal of 2001201212210 is 122121021002.
It is a Curzon number.
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, 365379992 + ... + 365385468.
It is an arithmetic number, because the mean of its divisors is an integer number (59402747250).
Almost surely, 22001201212210 is an apocalyptic number.
2001201212210 is a deficient number, since it is larger than the sum of its proper divisors (1800574611790).
2001201212210 is a wasteful number, since it uses less digits than its factorization.
2001201212210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10235.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 2001201212210 its reverse (122121021002), we get a palindrome (2123322233212).
The spelling of 2001201212210 in words is "two trillion, one billion, two hundred one million, two hundred twelve thousand, two hundred ten".
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