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12132130213 = 73185954401
BaseRepresentation
bin10110100110010000…
…11001110110100101
31011022111202001221001
423103020121312211
5144321311131323
65323505353301
7606434256010
oct132310316645
934274661831
1012132130213
1151662a8aa5
122427038831
1311b4647a98
148313b4377
154b01703ad
hex2d3219da5

12132130213 has 8 divisors (see below), whose sum is σ = 13865981760. Its totient is φ = 10398451200.

The previous prime is 12132130187. The next prime is 12132130217. The reversal of 12132130213 is 31203123121.

12132130213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12132130213 - 213 = 12132122021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12132130217) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 195813 + ... + 250213.

It is an arithmetic number, because the mean of its divisors is an integer number (1733247720).

Almost surely, 212132130213 is an apocalyptic number.

It is an amenable number.

12132130213 is a deficient number, since it is larger than the sum of its proper divisors (1733851547).

12132130213 is an equidigital number, since it uses as much as digits as its factorization.

12132130213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86267.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12132130213 its reverse (31203123121), we get a palindrome (43335253334).

The spelling of 12132130213 in words is "twelve billion, one hundred thirty-two million, one hundred thirty thousand, two hundred thirteen".

Divisors: 1 7 31859 54401 223013 380807 1733161459 12132130213