Base | Representation |
---|---|
bin | 1001001100001110000111… |
… | …00000100001100111101000 |
3 | 2122120011101101122010221021 |
4 | 10212013003200201213220 |
5 | 10122114313402223422 |
6 | 110552503545422224 |
7 | 4154126633506600 |
oct | 446070340414750 |
9 | 78504341563837 |
10 | 20211101211112 |
11 | 6492530805479 |
12 | 2325068a9a974 |
13 | b37b8b4a6386 |
14 | 4dc318837c00 |
15 | 250b0cbdcdc7 |
hex | 1261c38219e8 |
20211101211112 has 96 divisors (see below), whose sum is σ = 47032304901120. Its totient is φ = 8090144724480.
The previous prime is 20211101211107. The next prime is 20211101211151. The reversal of 20211101211112 is 21111210111202.
It is a super-2 number, since 2×202111012111122 (a number of 27 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10702888 + ... + 12448855.
It is an arithmetic number, because the mean of its divisors is an integer number (489919842720).
Almost surely, 220211101211112 is an apocalyptic number.
It is an amenable number.
20211101211112 is an abundant number, since it is smaller than the sum of its proper divisors (26821203690008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20211101211112 is a wasteful number, since it uses less digits than its factorization.
20211101211112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23151911 (or 23151900 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 16.
Adding to 20211101211112 its reverse (21111210111202), we get a palindrome (41322311322314).
The spelling of 20211101211112 in words is "twenty trillion, two hundred eleven billion, one hundred one million, two hundred eleven thousand, one hundred twelve".
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