Base | Representation |
---|---|
bin | 1011000110110010010001… |
… | …0011111010101000101010 |
3 | 1121020101020121102212212202 |
4 | 2301230210103322220222 |
5 | 3100032020003120320 |
6 | 41545425353140202 |
7 | 2400141643542653 |
oct | 261544423725052 |
9 | 47211217385782 |
10 | 12211201223210 |
11 | 3988817821870 |
12 | 14527426ba662 |
13 | 6a768552b392 |
14 | 30304d59052a |
15 | 162994930b75 |
hex | b1b244faa2a |
12211201223210 has 64 divisors (see below), whose sum is σ = 24383141164800. Its totient is φ = 4365546969600.
The previous prime is 12211201223197. The next prime is 12211201223227. The reversal of 12211201223210 is 1232210211221.
It is a super-2 number, since 2×122112012232102 (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 31 ways as a sum of consecutive naturals, for example, 13581611 + ... + 14452769.
It is an arithmetic number, because the mean of its divisors is an integer number (380986580700).
Almost surely, 212211201223210 is an apocalyptic number.
12211201223210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12211201223210 is a deficient number, since it is larger than the sum of its proper divisors (12171939941590).
12211201223210 is a wasteful number, since it uses less digits than its factorization.
12211201223210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 873327.
The product of its (nonzero) digits is 192, while the sum is 20.
Adding to 12211201223210 its reverse (1232210211221), we get a palindrome (13443411434431).
The spelling of 12211201223210 in words is "twelve trillion, two hundred eleven billion, two hundred one million, two hundred twenty-three thousand, two hundred ten".
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