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1112001200212 = 227891571284041
BaseRepresentation
bin10000001011101000011…
…011111100000001010100
310221022021021102220110111
4100023220123330001110
5121204334301401322
62210502444532404
7143224266150310
oct20135033740124
93838237386414
101112001200212
11399662762381
1215b61ab51104
1380b27270186
143bb6d318b40
151ddd43ac177
hex102e86fc054

1112001200212 has 48 divisors (see below), whose sum is σ = 2250430680960. Its totient is φ = 470915596800.

The previous prime is 1112001200197. The next prime is 1112001200231. The reversal of 1112001200212 is 2120021002111.

It is a junction number, because it is equal to n+sod(n) for n = 1112001200192 and 1112001200201.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 3772912 + ... + 4056952.

It is an arithmetic number, because the mean of its divisors is an integer number (46883972520).

Almost surely, 21112001200212 is an apocalyptic number.

It is an amenable number.

1112001200212 is an abundant number, since it is smaller than the sum of its proper divisors (1138429480748).

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

1112001200212 is a wasteful number, since it uses less digits than its factorization.

1112001200212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285712 (or 285710 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1112001200212 its reverse (2120021002111), we get a palindrome (3232022202323).

The spelling of 1112001200212 in words is "one trillion, one hundred twelve billion, one million, two hundred thousand, two hundred twelve".

Divisors: 1 2 4 7 14 28 89 178 356 623 1246 1571 2492 3142 6284 10997 21994 43988 139819 279638 284041 559276 568082 978733 1136164 1957466 1988287 3914932 3976574 7953148 25279649 50559298 101118596 176957543 353915086 446228411 707830172 892456822 1784913644 3123598877 6247197754 12494395508 39714328579 79428657158 158857314316 278000300053 556000600106 1112001200212