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12222010202 = 2101239253159
BaseRepresentation
bin10110110000111110…
…10001001101011010
31011112202212110002112
423120133101031122
5200012313311302
65340440032322
7611605241543
oct133037211532
934482773075
1012222010202
115202008186
1224511626a2
1311ca1571cc
1483d2cd4ca
154b7ec6552
hex2d87d135a

12222010202 has 16 divisors (see below), whose sum is σ = 18592070400. Its totient is φ = 6025160400.

The previous prime is 12222010201. The next prime is 12222010223. The reversal of 12222010202 is 20201022221.

It is not an unprimeable number, because it can be changed into a prime (12222010201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78302 + ... + 174857.

It is an arithmetic number, because the mean of its divisors is an integer number (1162004400).

Almost surely, 212222010202 is an apocalyptic number.

12222010202 is a deficient number, since it is larger than the sum of its proper divisors (6370060198).

12222010202 is a wasteful number, since it uses less digits than its factorization.

12222010202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253501.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 12222010202 its reverse (20201022221), we get a palindrome (32423032423).

The spelling of 12222010202 in words is "twelve billion, two hundred twenty-two million, ten thousand, two hundred two".

Divisors: 1 2 101 202 239 478 24139 48278 253159 506318 25569059 51138118 60505001 121010002 6111005101 12222010202