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12002020121302 = 217457772430179
BaseRepresentation
bin1010111010100111000000…
…1001010101101011010110
31120111101022102021220020221
42232221300021111223112
53033120114122340202
641305352452144554
72346055150530001
oct256516011255326
946441272256227
1012002020121302
113908034514942
12141a0a430815a
13690a2a090633
142d6c87dd4538
1515c30045a037
hexaea70255ad6

12002020121302 has 16 divisors (see below), whose sum is σ = 19103743211760. Its totient is φ = 5635650578688.

The previous prime is 12002020121293. The next prime is 12002020121309. The reversal of 12002020121302 is 20312102020021.

It is a happy number.

12002020121302 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002020121309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 386199552 + ... + 386230627.

It is an arithmetic number, because the mean of its divisors is an integer number (1193983950735).

Almost surely, 212002020121302 is an apocalyptic number.

12002020121302 is a deficient number, since it is larger than the sum of its proper divisors (7101723090458).

12002020121302 is a wasteful number, since it uses less digits than its factorization.

12002020121302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772430655.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12002020121302 its reverse (20312102020021), we get a palindrome (32314122141323).

The spelling of 12002020121302 in words is "twelve trillion, two billion, twenty million, one hundred twenty-one thousand, three hundred two".

Divisors: 1 2 17 34 457 914 7769 15538 772430179 1544860358 13131313043 26262626086 353000591803 706001183606 6001010060651 12002020121302