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12100200010012 = 227787173884659
BaseRepresentation
bin1011000000010100110000…
…0111111001000100011100
31120211202201202002000012101
42300011030013321010130
53041222202200310022
641422431040014444
72356132144026412
oct260051407710434
946752652060171
1012100200010012
1139457364aa434
121435124601424
1369a07578b03a
142db91d4252b2
1515eb499b7627
hexb014c1f911c

12100200010012 has 12 divisors (see below), whose sum is σ = 21175382661160. Its totient is φ = 6050090678256.

The previous prime is 12100200009973. The next prime is 12100200010027. The reversal of 12100200010012 is 21001000200121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1172539 + ... + 5057197.

Almost surely, 212100200010012 is an apocalyptic number.

It is an amenable number.

12100200010012 is a deficient number, since it is larger than the sum of its proper divisors (9075182651148).

12100200010012 is a wasteful number, since it uses less digits than its factorization.

12100200010012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4663380 (or 4663378 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 12100200010012 its reverse (21001000200121), we get a palindrome (33101200210133).

The spelling of 12100200010012 in words is "twelve trillion, one hundred billion, two hundred million, ten thousand, twelve".

Divisors: 1 2 4 778717 1557434 3114868 3884659 7769318 15538636 3025050002503 6050100005006 12100200010012