Base | Representation |
---|---|
bin | 11011110000110101100100… |
… | …100010011101011110011011 |
3 | 121000022221222202101221011012 |
4 | 123300311210202131132123 |
5 | 112001020040333410321 |
6 | 1111405253120524135 |
7 | 34501446620256014 |
oct | 3360654442353633 |
9 | 530287882357135 |
10 | 122103312013211 |
11 | 359a67a644a6a1 |
12 | 1184053418064b |
13 | 53193a66caab9 |
14 | 2221b907a600b |
15 | e1b2c24e505b |
hex | 6f0d6489d79b |
122103312013211 has 4 divisors (see below), whose sum is σ = 129285859778712. Its totient is φ = 114920764247712.
The previous prime is 122103312013201. The next prime is 122103312013237. The reversal of 122103312013211 is 112310213301221.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 122103312013211 - 242 = 117705265502107 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (122103312013201) 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, 3591273882725 + ... + 3591273882758.
It is an arithmetic number, because the mean of its divisors is an integer number (32321464944678).
Almost surely, 2122103312013211 is an apocalyptic number.
122103312013211 is a deficient number, since it is larger than the sum of its proper divisors (7182547765501).
122103312013211 is an equidigital number, since it uses as much as digits as its factorization.
122103312013211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7182547765500.
The product of its (nonzero) digits is 432, while the sum is 23.
Adding to 122103312013211 its reverse (112310213301221), we get a palindrome (234413525314432).
The spelling of 122103312013211 in words is "one hundred twenty-two trillion, one hundred three billion, three hundred twelve million, thirteen thousand, two hundred eleven".
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