Base | Representation |
---|---|
bin | 11011101111100000100011… |
… | …000111011100111111110111 |
3 | 121000000020100110120021210120 |
4 | 123233200203013130333313 |
5 | 111443021104121213421 |
6 | 1111255314230223023 |
7 | 34462035412645620 |
oct | 3357404307347767 |
9 | 530006313507716 |
10 | 122012020101111 |
11 | 35971009555958 |
12 | 118268b67b4a73 |
13 | 53108b8042cba |
14 | 221b5b0090a47 |
15 | e18c2ca248c6 |
hex | 6ef8231dcff7 |
122012020101111 has 32 divisors (see below), whose sum is σ = 186163086509568. Its totient is φ = 69631161200640.
The previous prime is 122012020101109. The next prime is 122012020101121. The reversal of 122012020101111 is 111101020210221.
It is a happy number.
It is not a de Polignac number, because 122012020101111 - 21 = 122012020101109 is a prime.
It is a super-3 number, since 3×1220120201011113 (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 (122012020101121) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 308012071 + ... + 308407943.
It is an arithmetic number, because the mean of its divisors is an integer number (5817596453424).
Almost surely, 2122012020101111 is an apocalyptic number.
122012020101111 is a deficient number, since it is larger than the sum of its proper divisors (64151066408457).
122012020101111 is a wasteful number, since it uses less digits than its factorization.
122012020101111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 414791.
The product of its (nonzero) digits is 16, while the sum is 15.
Adding to 122012020101111 its reverse (111101020210221), we get a palindrome (233113040311332).
The spelling of 122012020101111 in words is "one hundred twenty-two trillion, twelve billion, twenty million, one hundred one thousand, one hundred eleven".
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