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12322002130 = 251577848409
BaseRepresentation
bin10110111100111001…
…01101010011010010
31011210202000120020021
423132130231103102
5200213413032010
65354411134054
7614231201314
oct133634552322
934722016207
1012322002130
1152534a3639
12247a74432a
131214a97129
1484c6bb7b4
154c1b788da
hex2de72d4d2

12322002130 has 16 divisors (see below), whose sum is σ = 22320878040. Its totient is φ = 4897406592.

The previous prime is 12322002107. The next prime is 12322002137. The reversal of 12322002130 is 3120022321.

It can be written as a sum of positive squares in 4 ways, for example, as 9441425889 + 2880576241 = 97167^2 + 53671^2 .

It is not an unprimeable number, because it can be changed into a prime (12322002137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3922635 + ... + 3925774.

Almost surely, 212322002130 is an apocalyptic number.

12322002130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12322002130 is a deficient number, since it is larger than the sum of its proper divisors (9998875910).

12322002130 is a wasteful number, since it uses less digits than its factorization.

12322002130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7848573.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 12322002130 its reverse (3120022321), we get a palindrome (15442024451).

The spelling of 12322002130 in words is "twelve billion, three hundred twenty-two million, two thousand, one hundred thirty".

Divisors: 1 2 5 10 157 314 785 1570 7848409 15696818 39242045 78484090 1232200213 2464400426 6161001065 12322002130