Base | Representation |
---|---|
bin | 10011010111100111000… |
… | …110110000000101110001 |
3 | 11201020121020002120001000 |
4 | 103113213012300011301 |
5 | 133301413140414301 |
6 | 2455244013032213 |
7 | 165106654015560 |
oct | 23274706600561 |
9 | 4636536076030 |
10 | 1331022201201 |
11 | 473535373100 |
12 | 195b64785669 |
13 | 986901a0a04 |
14 | 485c967dbd7 |
15 | 24952668786 |
hex | 135e71b0171 |
1331022201201 has 384 divisors, whose sum is σ = 2650514227200. Its totient is φ = 644796028800.
The previous prime is 1331022201193. The next prime is 1331022201233. The reversal of 1331022201201 is 1021022201331.
1331022201201 is a `hidden beast` number, since 13 + 310 + 2 + 220 + 120 + 1 = 666.
It is not a de Polignac number, because 1331022201201 - 23 = 1331022201193 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1331022201401) by changing a digit.
It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 6308161986 + ... + 6308162196.
It is an arithmetic number, because the mean of its divisors is an integer number (6902380800).
Almost surely, 21331022201201 is an apocalyptic number.
1331022201201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1331022201201 is a deficient number, since it is larger than the sum of its proper divisors (1319492025999).
1331022201201 is a wasteful number, since it uses less digits than its factorization.
1331022201201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 518 (or 501 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 1331022201201 its reverse (1021022201331), we get a palindrome (2352044402532).
The spelling of 1331022201201 in words is "one trillion, three hundred thirty-one billion, twenty-two million, two hundred one thousand, two hundred one".
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