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12101323302 = 232672295739
BaseRepresentation
bin10110100010100101…
…11000101000100110
31011020100202220210100
423101102320220212
5144240414321202
65320445204530
7605611356645
oct132122705046
934210686710
1012101323302
11514a977342
122418860746
1311ab14c743
1482b27535c
154ac5d741c
hex2d14b8a26

12101323302 has 12 divisors (see below), whose sum is σ = 26219533860. Its totient is φ = 4033774428.

The previous prime is 12101323291. The next prime is 12101323309. The reversal of 12101323302 is 20332310121.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 672295739 = 12101323302 / (1 + 2 + 1 + 0 + 1 + 3 + 2 + 3 + 3 + 0 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12101323309) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 336147852 + ... + 336147887.

It is an arithmetic number, because the mean of its divisors is an integer number (2184961155).

Almost surely, 212101323302 is an apocalyptic number.

12101323302 is an abundant number, since it is smaller than the sum of its proper divisors (14118210558).

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

12101323302 is a wasteful number, since it uses less digits than its factorization.

12101323302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672295747 (or 672295744 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12101323302 its reverse (20332310121), we get a palindrome (32433633423).

The spelling of 12101323302 in words is "twelve billion, one hundred one million, three hundred twenty-three thousand, three hundred two".

Divisors: 1 2 3 6 9 18 672295739 1344591478 2016887217 4033774434 6050661651 12101323302