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11102322012 = 2232933157657
BaseRepresentation
bin10100101011011111…
…11111110101011100
31001122201222101122120
422111233333311130
5140214143301022
65033401142540
7542061115515
oct122557776534
931581871576
1011102322012
114787a75941
12219a18aa50
13107c1a2012
14774707a0c
1544ea51d5c
hex295bffd5c

11102322012 has 24 divisors (see below), whose sum is σ = 25993840656. Its totient is φ = 3688142208.

The previous prime is 11102322001. The next prime is 11102322013. The reversal of 11102322012 is 21022320111.

It is a junction number, because it is equal to n+sod(n) for n = 11102321982 and 11102322000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11102322013) 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 7 ways as a sum of consecutive naturals, for example, 1575313 + ... + 1582344.

It is an arithmetic number, because the mean of its divisors is an integer number (1083076694).

Almost surely, 211102322012 is an apocalyptic number.

11102322012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11102322012 is an abundant number, since it is smaller than the sum of its proper divisors (14891518644).

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

11102322012 is a wasteful number, since it uses less digits than its factorization.

11102322012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3157957 (or 3157955 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 11102322012 its reverse (21022320111), we get a palindrome (32124642123).

The spelling of 11102322012 in words is "eleven billion, one hundred two million, three hundred twenty-two thousand, twelve".

Divisors: 1 2 3 4 6 12 293 586 879 1172 1758 3516 3157657 6315314 9472971 12630628 18945942 37891884 925193501 1850387002 2775580503 3700774004 5551161006 11102322012