Base | Representation |
---|---|
bin | 110010011111111110110101… |
… | …101100001011010010011001 |
3 | 1002010101120011222200222110220 |
4 | 302133332311230023102121 |
5 | 213102342002114200441 |
6 | 2104211213420030253 |
7 | 64532126401553130 |
oct | 6237766554132231 |
9 | 1063346158628426 |
10 | 222100102100121 |
11 | 6484a140552633 |
12 | 20ab05a2992389 |
13 | 96c0c4681408b |
14 | 3cbb9b916c917 |
15 | 1aa25000a9466 |
hex | c9ffb5b0b499 |
222100102100121 has 16 divisors (see below), whose sum is σ = 350108535331200. Its totient is φ = 122537987365248.
The previous prime is 222100102100117. The next prime is 222100102100137. The reversal of 222100102100121 is 121001201001222.
It is not a de Polignac number, because 222100102100121 - 22 = 222100102100117 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 222100102100121.
It is not an unprimeable number, because it can be changed into a prime (222100102100171) 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, 182348194876 + ... + 182348196093.
It is an arithmetic number, because the mean of its divisors is an integer number (21881783458200).
Almost surely, 2222100102100121 is an apocalyptic number.
222100102100121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
222100102100121 is a deficient number, since it is larger than the sum of its proper divisors (128008433231079).
222100102100121 is a wasteful number, since it uses less digits than its factorization.
222100102100121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 364696391008.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 222100102100121 its reverse (121001201001222), we get a palindrome (343101303101343).
The spelling of 222100102100121 in words is "two hundred twenty-two trillion, one hundred billion, one hundred two million, one hundred thousand, one hundred twenty-one".
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