Base | Representation |
---|---|
bin | 1100010010011110111… |
… | …1101001110110101011 |
3 | 202011221022220102200120 |
4 | 3010213233221312223 |
5 | 11424333232414011 |
6 | 240553130334323 |
7 | 21152520046320 |
oct | 3044757516653 |
9 | 664838812616 |
10 | 211120201131 |
11 | 81598938974 |
12 | 34abb88a3a3 |
13 | 16ba7111148 |
14 | a30ad20b47 |
15 | 5759858a06 |
hex | 3127be9dab |
211120201131 has 32 divisors (see below), whose sum is σ = 330367285248. Its totient is φ = 117420865920.
The previous prime is 211120201109. The next prime is 211120201151. The reversal of 211120201131 is 131102021112.
It is not a de Polignac number, because 211120201131 - 29 = 211120200619 is a prime.
It is a super-2 number, since 2×2111202011312 (a number of 23 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 211120201131.
It is not an unprimeable number, because it can be changed into a prime (211120201151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 412240 + ... + 769533.
It is an arithmetic number, because the mean of its divisors is an integer number (10323977664).
Almost surely, 2211120201131 is an apocalyptic number.
211120201131 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
211120201131 is a deficient number, since it is larger than the sum of its proper divisors (119247084117).
211120201131 is a wasteful number, since it uses less digits than its factorization.
211120201131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1182011.
The product of its (nonzero) digits is 24, while the sum is 15.
Adding to 211120201131 its reverse (131102021112), we get a palindrome (342222222243).
The spelling of 211120201131 in words is "two hundred eleven billion, one hundred twenty million, two hundred one thousand, one hundred thirty-one".
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