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12132220002 = 2372231295347
BaseRepresentation
bin10110100110010001…
…01111110001100010
31011022111220122002120
423103020233301202
5144321322020002
65323511325110
7606435111540
oct132310576142
934274818076
1012132220002
11516635a501
122427080796
1311b4679906
148313d8d90
154b018bcbc
hex2d322fc62

12132220002 has 32 divisors (see below), whose sum is σ = 27855163392. Its totient is φ = 3450801744.

The previous prime is 12132219997. The next prime is 12132220013. The reversal of 12132220002 is 20002223121.

It is a happy number.

12132220002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 638308 + ... + 657039.

It is an arithmetic number, because the mean of its divisors is an integer number (870473856).

Almost surely, 212132220002 is an apocalyptic number.

12132220002 is an abundant number, since it is smaller than the sum of its proper divisors (15722943390).

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

12132220002 is a wasteful number, since it uses less digits than its factorization.

12132220002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1295582.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 12132220002 its reverse (20002223121), we get a palindrome (32134443123).

The spelling of 12132220002 in words is "twelve billion, one hundred thirty-two million, two hundred twenty thousand, two".

Divisors: 1 2 3 6 7 14 21 42 223 446 669 1338 1561 3122 4683 9366 1295347 2590694 3886041 7772082 9067429 18134858 27202287 54404574 288862381 577724762 866587143 1733174286 2022036667 4044073334 6066110001 12132220002