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12320102323 = 25152393851
BaseRepresentation
bin10110111100101010…
…11101011110110011
31011210121110001012001
423132111131132303
5200212421233243
65354302314431
7614206066444
oct133625353663
934717401161
1012320102323
115252416251
122479b88a17
131214580499
1484c3452cb
154c1900a4d
hex2de55d7b3

12320102323 has 8 divisors (see below), whose sum is σ = 12392968896. Its totient is φ = 12247425000.

The previous prime is 12320102309. The next prime is 12320102357. The reversal of 12320102323 is 32320102321.

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 12320102323 - 29 = 12320101811 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12320102323.

It is not an unprimeable number, because it can be changed into a prime (12320108323) 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, 84348 + ... + 178198.

It is an arithmetic number, because the mean of its divisors is an integer number (1549121112).

Almost surely, 212320102323 is an apocalyptic number.

12320102323 is a deficient number, since it is larger than the sum of its proper divisors (72866573).

12320102323 is an equidigital number, since it uses as much as digits as its factorization.

12320102323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94625.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 12320102323 its reverse (32320102321), we get a palindrome (44640204644).

The spelling of 12320102323 in words is "twelve billion, three hundred twenty million, one hundred two thousand, three hundred twenty-three".

Divisors: 1 251 523 93851 131273 23556601 49084073 12320102323