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210102111220222 = 21360713312768421
BaseRepresentation
bin101111110001011000110101…
…101101001011000111111110
31000112220120021101010202100001
4233301120311231023013332
5210014303110433021342
62022503324420224514
762153243115015454
oct5761306555130776
91015816241122301
10210102111220222
1160a43894484471
121b693243b3b13a
13903070c442a70
1439c4dd43409d4
15194538874d8b7
hexbf1635b4b1fe

210102111220222 has 16 divisors (see below), whose sum is σ = 339954854424192. Its totient is φ = 96810451950240.

The previous prime is 210102111220213. The next prime is 210102111220249. The reversal of 210102111220222 is 222022111201012.

It is a self number, because there is not a number n which added to its sum of digits gives 210102111220222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6656368429 + ... + 6656399992.

It is an arithmetic number, because the mean of its divisors is an integer number (21247178401512).

Almost surely, 2210102111220222 is an apocalyptic number.

210102111220222 is a deficient number, since it is larger than the sum of its proper divisors (129852743203970).

210102111220222 is a wasteful number, since it uses less digits than its factorization.

210102111220222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13312769043.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 210102111220222 its reverse (222022111201012), we get a palindrome (432124222421234).

The spelling of 210102111220222 in words is "two hundred ten trillion, one hundred two billion, one hundred eleven million, two hundred twenty thousand, two hundred twenty-two".

Divisors: 1 2 13 26 607 1214 7891 15782 13312768421 26625536842 173065989473 346131978946 8080850431547 16161700863094 105051055610111 210102111220222