Base | Representation |
---|---|
bin | 1100010010110100111… |
… | …0010001010110101010 |
3 | 202012011201212001111210 |
4 | 3010231032101112222 |
5 | 11430030300111242 |
6 | 241010212333550 |
7 | 21155014225020 |
oct | 3045516212652 |
9 | 665151761453 |
10 | 211212113322 |
11 | 81635805961 |
12 | 34b266142b6 |
13 | 16bc0182562 |
14 | a319208710 |
15 | 5762961d9c |
hex | 312d3915aa |
211212113322 has 16 divisors (see below), whose sum is σ = 482770544832. Its totient is φ = 60346318080.
The previous prime is 211212113311. The next prime is 211212113341. The reversal of 211212113322 is 223311212112.
It is a super-2 number, since 2×2112121133222 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a nude number because it is divisible by every one of its digits.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2514429879 + ... + 2514429962.
It is an arithmetic number, because the mean of its divisors is an integer number (30173159052).
Almost surely, 2211212113322 is an apocalyptic number.
211212113322 is an abundant number, since it is smaller than the sum of its proper divisors (271558431510).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211212113322 is a wasteful number, since it uses less digits than its factorization.
211212113322 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5028859853.
The product of its digits is 288, while the sum is 21.
Adding to 211212113322 its reverse (223311212112), we get a palindrome (434523325434).
The spelling of 211212113322 in words is "two hundred eleven billion, two hundred twelve million, one hundred thirteen thousand, three hundred twenty-two".
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