Base | Representation |
---|---|
bin | 11011100010101100010101… |
… | …010100010101101000110010 |
3 | 120212220001002222112000002012 |
4 | 123202230111110111220302 |
5 | 111334103420444132010 |
6 | 1105342543233122522 |
7 | 34341310016115665 |
oct | 3342542524255062 |
9 | 525801088460065 |
10 | 121131320302130 |
11 | 35661560472816 |
12 | 1170408a0b9442 |
13 | 5278832c92aa8 |
14 | 21cab040696dc |
15 | e00d84ad1005 |
hex | 6e2b15515a32 |
121131320302130 has 16 divisors (see below), whose sum is σ = 225069808045824. Its totient is φ = 46889543342640.
The previous prime is 121131320302127. The next prime is 121131320302151. The reversal of 121131320302130 is 31203023131121.
It is a junction number, because it is equal to n+sod(n) for n = 121131320302096 and 121131320302105.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195373096952 + ... + 195373097571.
It is an arithmetic number, because the mean of its divisors is an integer number (14066863002864).
Almost surely, 2121131320302130 is an apocalyptic number.
121131320302130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121131320302130 is a deficient number, since it is larger than the sum of its proper divisors (103938487743694).
121131320302130 is a wasteful number, since it uses less digits than its factorization.
121131320302130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 390746194561.
The product of its (nonzero) digits is 648, while the sum is 23.
Adding to 121131320302130 its reverse (31203023131121), we get a palindrome (152334343433251).
The spelling of 121131320302130 in words is "one hundred twenty-one trillion, one hundred thirty-one billion, three hundred twenty million, three hundred two thousand, one hundred thirty".
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