Base | Representation |
---|---|
bin | 11011110010100011001100… |
… | …100010101100011110011111 |
3 | 121000202012211002200010200102 |
4 | 123302203030202230132133 |
5 | 112004432122340201421 |
6 | 1111535321213251315 |
7 | 34513114560321044 |
oct | 3362431442543637 |
9 | 530665732603612 |
10 | 122221021022111 |
11 | 35a4170a087240 |
12 | 1185b304793b3b |
13 | 532751507571b |
14 | 22277597471cb |
15 | e1e3b12a860b |
hex | 6f28cc8ac79f |
122221021022111 has 8 divisors (see below), whose sum is σ = 133346593256448. Its totient is φ = 111097877175000.
The previous prime is 122221021022081. The next prime is 122221021022117. The reversal of 122221021022111 is 111220120122221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 122221021022111 - 230 = 122219947280287 is a prime.
It is a super-3 number, since 3×1222210210221113 (a number of 43 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122221021022117) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 606991565 + ... + 607192886.
It is an arithmetic number, because the mean of its divisors is an integer number (16668324157056).
Almost surely, 2122221021022111 is an apocalyptic number.
122221021022111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
122221021022111 is a deficient number, since it is larger than the sum of its proper divisors (11125572234337).
122221021022111 is a wasteful number, since it uses less digits than its factorization.
122221021022111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1214193613.
The product of its (nonzero) digits is 128, while the sum is 20.
Adding to 122221021022111 its reverse (111220120122221), we get a palindrome (233441141144332).
The spelling of 122221021022111 in words is "one hundred twenty-two trillion, two hundred twenty-one billion, twenty-one million, twenty-two thousand, one hundred eleven".
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