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12012322332010 = 25711135340575581
BaseRepresentation
bin1010111011001101011000…
…1101001001110101101010
31120112100220101201102112111
42232303112031021311222
53033302214004111020
641314215032232534
72346601355056510
oct256632615116552
946470811642474
1012012322332010
113911440883270
12142009a53b74a
136919ac570bc0
142d75843444b0
1515c704b11d5a
hexaecd6349d6a

12012322332010 has 256 divisors, whose sum is σ = 29591529182208. Its totient is φ = 3389440204800.

The previous prime is 12012322332007. The next prime is 12012322332013. The reversal of 12012322332010 is 1023322321021.

It is an interprime number because it is at equal distance from previous prime (12012322332007) and next prime (12012322332013).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (12012322332013) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2152357420 + ... + 2152363000.

It is an arithmetic number, because the mean of its divisors is an integer number (115591910868).

Almost surely, 212012322332010 is an apocalyptic number.

12012322332010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12012322332010 is an abundant number, since it is smaller than the sum of its proper divisors (17579206850198).

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

12012322332010 is a wasteful number, since it uses less digits than its factorization.

12012322332010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9729.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 12012322332010 its reverse (1023322321021), we get a palindrome (13035644653031).

The spelling of 12012322332010 in words is "twelve trillion, twelve billion, three hundred twenty-two million, three hundred thirty-two thousand, ten".