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12211201214 = 235317296319
BaseRepresentation
bin10110101111101100…
…00010010010111110
31011112000112021221122
423113312002102332
5200002031414324
65335412230542
7611414332502
oct132766022276
934460467848
1012211201214
1151a69a5233
12244960b452
1311c7b41364
1483bab8302
154b708da5e
hex2d7d824be

12211201214 has 8 divisors (see below), whose sum is σ = 18368691840. Its totient is φ = 6088303936.

The previous prime is 12211201213. The next prime is 12211201241. The reversal of 12211201214 is 41210211221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×122112012142 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12211201192 and 12211201201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12211201213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8647454 + ... + 8648865.

It is an arithmetic number, because the mean of its divisors is an integer number (2296086480).

Almost surely, 212211201214 is an apocalyptic number.

12211201214 is a deficient number, since it is larger than the sum of its proper divisors (6157490626).

12211201214 is a wasteful number, since it uses less digits than its factorization.

12211201214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17296674.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12211201214 its reverse (41210211221), we get a palindrome (53421412435).

The spelling of 12211201214 in words is "twelve billion, two hundred eleven million, two hundred one thousand, two hundred fourteen".

Divisors: 1 2 353 706 17296319 34592638 6105600607 12211201214