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211200220002 = 23150571233777
BaseRepresentation
bin1100010010110010000…
…0111001101101100010
3202012010220110210221110
43010230200321231202
511430014224020002
6241005105404150
721154511151432
oct3045440715542
9665126423843
10211200220002
118162a022272
1234b22639656
1316bba879ca5
14a3177d02c2
1557618b2e6c
hex312c839b62

211200220002 has 16 divisors (see below), whose sum is σ = 422405052192. Its totient is φ = 70399304640.

The previous prime is 211200219953. The next prime is 211200220037. The reversal of 211200220002 is 200022002112.

211200220002 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 211200220002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 786538 + ... + 1020314.

It is an arithmetic number, because the mean of its divisors is an integer number (26400315762).

Almost surely, 2211200220002 is an apocalyptic number.

211200220002 is an abundant number, since it is smaller than the sum of its proper divisors (211204832190).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211200220002 is a wasteful number, since it uses less digits than its factorization.

211200220002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384353.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 211200220002 its reverse (200022002112), we get a palindrome (411222222114).

The spelling of 211200220002 in words is "two hundred eleven billion, two hundred million, two hundred twenty thousand, two".

Divisors: 1 2 3 6 150571 233777 301142 451713 467554 701331 903426 1402662 35200036667 70400073334 105600110001 211200220002