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220020131210 = 25112000183011
BaseRepresentation
bin1100110011101000111…
…0001100010110001010
3210000220120200201120112
43030322032030112022
512101100123144320
6245024214554322
721616206154325
oct3147216142612
9700816621515
10220020131210
11853456a0090
12367843689a2
1317994c24b69
14a912d277bc
155acad69ec5
hex333a38c58a

220020131210 has 16 divisors (see below), whose sum is σ = 432039530592. Its totient is φ = 80007320400.

The previous prime is 220020131173. The next prime is 220020131231. The reversal of 220020131210 is 12131020022.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1000091396 + ... + 1000091615.

It is an arithmetic number, because the mean of its divisors is an integer number (27002470662).

Almost surely, 2220020131210 is an apocalyptic number.

220020131210 is a deficient number, since it is larger than the sum of its proper divisors (212019399382).

220020131210 is a wasteful number, since it uses less digits than its factorization.

220020131210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000183029.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 220020131210 its reverse (12131020022), we get a palindrome (232151151232).

The spelling of 220020131210 in words is "two hundred twenty billion, twenty million, one hundred thirty-one thousand, two hundred ten".

Divisors: 1 2 5 10 11 22 55 110 2000183011 4000366022 10000915055 20001830110 22002013121 44004026242 110010065605 220020131210