Base | Representation |
---|---|
bin | 11011110010011010110100… |
… | …000111001000111110001100 |
3 | 121000201100120212221100210201 |
4 | 123302122310013020332030 |
5 | 112004310204412223040 |
6 | 1111531232200143244 |
7 | 34512345546224536 |
oct | 3362326407107614 |
9 | 530640525840721 |
10 | 122212021211020 |
11 | 35a38910a04a34 |
12 | 11859612767b24 |
13 | 532670c660410 |
14 | 2227144380856 |
15 | e1e036117a9a |
hex | 6f26b41c8f8c |
122212021211020 has 48 divisors (see below), whose sum is σ = 278375583538080. Its totient is φ = 44799802338816.
The previous prime is 122212021211017. The next prime is 122212021211089. The reversal of 122212021211020 is 20112120212221.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1690777657 + ... + 1690849936.
It is an arithmetic number, because the mean of its divisors is an integer number (5799491323710).
Almost surely, 2122212021211020 is an apocalyptic number.
122212021211020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122212021211020 is an abundant number, since it is smaller than the sum of its proper divisors (156163562327060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122212021211020 is a wasteful number, since it uses less digits than its factorization.
122212021211020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3381627754 (or 3381627752 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 19.
Adding to 122212021211020 its reverse (20112120212221), we get a palindrome (142324141423241).
The spelling of 122212021211020 in words is "one hundred twenty-two trillion, two hundred twelve billion, twenty-one million, two hundred eleven thousand, twenty".
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