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12120130043 = 716710367947
BaseRepresentation
bin10110100100110101…
…01000000111111011
31011021200011101210022
423102122220013323
5144310223130133
65322400241055
7606230256050
oct132232500773
934250141708
1012120130043
11515a5520aa
12242301018b
1311b20059a8
1482d96d027
154ae09e998
hex2d26a81fb

12120130043 has 8 divisors (see below), whose sum is σ = 13934522112. Its totient is φ = 10326474216.

The previous prime is 12120130037. The next prime is 12120130081. The reversal of 12120130043 is 34003102121.

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 12120130043 - 230 = 11046388219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12120130843) 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, 5182805 + ... + 5185142.

It is an arithmetic number, because the mean of its divisors is an integer number (1741815264).

Almost surely, 212120130043 is an apocalyptic number.

12120130043 is a deficient number, since it is larger than the sum of its proper divisors (1814392069).

12120130043 is a wasteful number, since it uses less digits than its factorization.

12120130043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10368121.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 12120130043 its reverse (34003102121), we get a palindrome (46123232164).

The spelling of 12120130043 in words is "twelve billion, one hundred twenty million, one hundred thirty thousand, forty-three".

Divisors: 1 7 167 1169 10367947 72575629 1731447149 12120130043