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12113102323 = 71730443189
BaseRepresentation
bin10110100011111111…
…10100010111110011
31011021011221100120101
423101333310113303
5144301423233243
65321545453231
7606113446060
oct132177642763
934234840511
1012113102323
115156592073
1224207a1217
1311b0714c8a
1482ca5dc67
154ad66254d
hex2d1ff45f3

12113102323 has 4 divisors (see below), whose sum is σ = 13843545520. Its totient is φ = 10382659128.

The previous prime is 12113102269. The next prime is 12113102333. The reversal of 12113102323 is 32320131121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12113102323 - 29 = 12113101811 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12113102323.

It is not an unprimeable number, because it can be changed into a prime (12113102333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 865221588 + ... + 865221601.

It is an arithmetic number, because the mean of its divisors is an integer number (3460886380).

Almost surely, 212113102323 is an apocalyptic number.

12113102323 is a deficient number, since it is larger than the sum of its proper divisors (1730443197).

12113102323 is an equidigital number, since it uses as much as digits as its factorization.

12113102323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1730443196.

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

Adding to 12113102323 its reverse (32320131121), we get a palindrome (44433233444).

The spelling of 12113102323 in words is "twelve billion, one hundred thirteen million, one hundred two thousand, three hundred twenty-three".

Divisors: 1 7 1730443189 12113102323