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200212200987 = 366737400329
BaseRepresentation
bin1011101001110110010…
…0111011111000011011
3201010210010120121112020
42322131210323320123
511240013310412422
6231550510145523
720315305425531
oct2723544737033
9633703517466
10200212200987
1177a00627a17
12329767b22a3
1315b59288aa6
14999435c151
15531bddd95c
hex2e9d93be1b

200212200987 has 4 divisors (see below), whose sum is σ = 266949601320. Its totient is φ = 133474800656.

The previous prime is 200212200983. The next prime is 200212200989. The reversal of 200212200987 is 789002212002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 200212200987 - 22 = 200212200983 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200212200983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33368700162 + ... + 33368700167.

It is an arithmetic number, because the mean of its divisors is an integer number (66737400330).

Almost surely, 2200212200987 is an apocalyptic number.

200212200987 is a deficient number, since it is larger than the sum of its proper divisors (66737400333).

200212200987 is an equidigital number, since it uses as much as digits as its factorization.

200212200987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66737400332.

The product of its (nonzero) digits is 8064, while the sum is 33.

Adding to 200212200987 its reverse (789002212002), we get a palindrome (989214412989).

The spelling of 200212200987 in words is "two hundred billion, two hundred twelve million, two hundred thousand, nine hundred eighty-seven".

Divisors: 1 3 66737400329 200212200987