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212200222002 = 2335366703667
BaseRepresentation
bin1100010110100000011…
…1100110110100110010
3202021201121011011210120
43011220013212310302
511434041224101002
6241252231111110
721221343061236
oct3055007466462
9667647134716
10212200222002
1181aa25475aa
1235161512496
1317019ab8052
14a3b053c5c6
1557be594cbc
hex31681e6d32

212200222002 has 8 divisors (see below), whose sum is σ = 424400444016. Its totient is φ = 70733407332.

The previous prime is 212200222001. The next prime is 212200222009. The reversal of 212200222002 is 200222002212.

It is a sphenic number, since it is the product of 3 distinct primes.

212200222002 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (212200222001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17683351828 + ... + 17683351839.

It is an arithmetic number, because the mean of its divisors is an integer number (53050055502).

Almost surely, 2212200222002 is an apocalyptic number.

212200222002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

212200222002 is a wasteful number, since it uses less digits than its factorization.

212200222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35366703672.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 212200222002 its reverse (200222002212), we get a palindrome (412422224214).

The spelling of 212200222002 in words is "two hundred twelve billion, two hundred million, two hundred twenty-two thousand, two".

Divisors: 1 2 3 6 35366703667 70733407334 106100111001 212200222002