Base | Representation |
---|---|
bin | 11110110111011100101… |
… | …111011100000011100101 |
3 | 21111202222122211012211010 |
4 | 132313130233130003211 |
5 | 234223024302101013 |
6 | 4302232524132433 |
7 | 306150250032354 |
oct | 36673457340345 |
9 | 7452878735733 |
10 | 2121122300133 |
11 | 748621271681 |
12 | 2a3107697119 |
13 | 125037109755 |
14 | 7493cc9b99b |
15 | 3a2967717c3 |
hex | 1eddcbdc0e5 |
2121122300133 has 4 divisors (see below), whose sum is σ = 2828163066848. Its totient is φ = 1414081533420.
The previous prime is 2121122300117. The next prime is 2121122300173. The reversal of 2121122300133 is 3310032211212.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 2121122300133 - 24 = 2121122300117 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2121122300173) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353520383353 + ... + 353520383358.
It is an arithmetic number, because the mean of its divisors is an integer number (707040766712).
Almost surely, 22121122300133 is an apocalyptic number.
It is an amenable number.
2121122300133 is a deficient number, since it is larger than the sum of its proper divisors (707040766715).
2121122300133 is an equidigital number, since it uses as much as digits as its factorization.
2121122300133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 707040766714.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 2121122300133 its reverse (3310032211212), we get a palindrome (5431154511345).
The spelling of 2121122300133 in words is "two trillion, one hundred twenty-one billion, one hundred twenty-two million, three hundred thousand, one hundred thirty-three".
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