Base | Representation |
---|---|
bin | 11011101111010111011010… |
… | …011001010011101100001101 |
3 | 120222222022000210100010011122 |
4 | 123233113122121103230031 |
5 | 111442341011242011341 |
6 | 1111251012552130325 |
7 | 34461240333260240 |
oct | 3357273231235415 |
9 | 528868023303148 |
10 | 122002210110221 |
11 | 3596793501a571 |
12 | 11824a193969a5 |
13 | 530c9b382246c |
14 | 221ad1d26d257 |
15 | e1885669a94b |
hex | 6ef5da653b0d |
122002210110221 has 16 divisors (see below), whose sum is σ = 139561243436160. Its totient is φ = 104475716560320.
The previous prime is 122002210110197. The next prime is 122002210110233. The reversal of 122002210110221 is 122011012200221.
It is a de Polignac number, because none of the positive numbers 2k-122002210110221 is a prime.
It is a super-2 number, since 2×1220022101102212 (a number of 29 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 122002210110221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122002210110271) 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, 680130275 + ... + 680309631.
It is an arithmetic number, because the mean of its divisors is an integer number (8722577714760).
Almost surely, 2122002210110221 is an apocalyptic number.
It is an amenable number.
122002210110221 is a deficient number, since it is larger than the sum of its proper divisors (17559033325939).
122002210110221 is a wasteful number, since it uses less digits than its factorization.
122002210110221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 269524.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 122002210110221 its reverse (122011012200221), we get a palindrome (244013222310442).
The spelling of 122002210110221 in words is "one hundred twenty-two trillion, two billion, two hundred ten million, one hundred ten thousand, two hundred twenty-one".
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