Base | Representation |
---|---|
bin | 11111000000110110001… |
… | …100110010110001111001 |
3 | 21112202000220110001222001 |
4 | 133000312030302301321 |
5 | 234404211023232301 |
6 | 4311022113101001 |
7 | 306655306320361 |
oct | 37006614626171 |
9 | 7482026401861 |
10 | 2131213102201 |
11 | 75192a265617 |
12 | 2a5062b57761 |
13 | 125c84869c51 |
14 | 752190d99a1 |
15 | 3a6875b8c01 |
hex | 1f036332c79 |
2131213102201 has 16 divisors (see below), whose sum is σ = 2152192896000. Its totient is φ = 2110335704208.
The previous prime is 2131213102199. The next prime is 2131213102223. The reversal of 2131213102201 is 1022013121312.
It is a cyclic number.
It is not a de Polignac number, because 2131213102201 - 21 = 2131213102199 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2131213102231) 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, 297693460 + ... + 297700618.
It is an arithmetic number, because the mean of its divisors is an integer number (134512056000).
Almost surely, 22131213102201 is an apocalyptic number.
It is an amenable number.
2131213102201 is a deficient number, since it is larger than the sum of its proper divisors (20979793799).
2131213102201 is a wasteful number, since it uses less digits than its factorization.
2131213102201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13908.
The product of its (nonzero) digits is 144, while the sum is 19.
Adding to 2131213102201 its reverse (1022013121312), we get a palindrome (3153226223513).
The spelling of 2131213102201 in words is "two trillion, one hundred thirty-one billion, two hundred thirteen million, one hundred two thousand, two hundred one".
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