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12331110023 = 19965699433
BaseRepresentation
bin10110111101111110…
…11100111010000111
31011211101011021220122
423132333130322013
5200223231010043
65355334252155
7614401464041
oct133677347207
934741137818
1012331110023
115258654521
1224817b705b
13121693590b
1484d9aca91
154c2877368
hex2defdce87

12331110023 has 8 divisors (see below), whose sum is σ = 12396276000. Its totient is φ = 12265976448.

The previous prime is 12331110017. The next prime is 12331110059. The reversal of 12331110023 is 32001113321.

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 12331110023 - 28 = 12331109767 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12331109983 and 12331110010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12331140023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1302515 + ... + 1311947.

It is an arithmetic number, because the mean of its divisors is an integer number (1549534500).

Almost surely, 212331110023 is an apocalyptic number.

12331110023 is a deficient number, since it is larger than the sum of its proper divisors (65165977).

12331110023 is an equidigital number, since it uses as much as digits as its factorization.

12331110023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16201.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 12331110023 its reverse (32001113321), we get a palindrome (44332223344).

The spelling of 12331110023 in words is "twelve billion, three hundred thirty-one million, one hundred ten thousand, twenty-three".

Divisors: 1 199 6569 9433 1307231 1877167 61965377 12331110023