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12213200302 = 229437576469
BaseRepresentation
bin10110101111111011…
…01010010110101110
31011112011021212011221
423113331222112232
5200003034402202
65335523133554
7611440326652
oct132775522656
934464255157
1012213200302
1151a8040176
12244a2142ba
1311c8391254
1483c078a62
154b7336037
hex2d7f6a5ae

12213200302 has 32 divisors (see below), whose sum is σ = 19420869600. Its totient is φ = 5750414208.

The previous prime is 12213200291. The next prime is 12213200303. The reversal of 12213200302 is 20300231221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12213200303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1884724 + ... + 1891192.

It is an arithmetic number, because the mean of its divisors is an integer number (606902175).

Almost surely, 212213200302 is an apocalyptic number.

12213200302 is a deficient number, since it is larger than the sum of its proper divisors (7207669298).

12213200302 is a wasteful number, since it uses less digits than its factorization.

12213200302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7300.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 12213200302 its reverse (20300231221), we get a palindrome (32513431523).

The spelling of 12213200302 in words is "twelve billion, two hundred thirteen million, two hundred thousand, three hundred two".

Divisors: 1 2 29 43 58 86 757 1247 1514 2494 6469 12938 21953 32551 43906 65102 187601 278167 375202 556334 943979 1887958 4897033 8066843 9794066 16133686 142013957 210572419 284027914 421144838 6106600151 12213200302