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12113103023 = 72074383423
BaseRepresentation
bin10110100011111111…
…10100100010101111
31011021011221101112022
423101333310202233
5144301423244043
65321545500355
7606113451110
oct132177644257
934234841468
1012113103023
11515659264a
1224207a16bb
1311b07153a8
1482ca60207
154ad662868
hex2d1ff48af

12113103023 has 8 divisors (see below), whose sum is σ = 13844379648. Its totient is φ = 10382034744.

The previous prime is 12113102993. The next prime is 12113103073. The reversal of 12113103023 is 32030131121.

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 12113103023 - 210 = 12113101999 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12113102992 and 12113103010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12113103073) 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, 103490 + ... + 186912.

It is an arithmetic number, because the mean of its divisors is an integer number (1730547456).

Almost surely, 212113103023 is an apocalyptic number.

12113103023 is a deficient number, since it is larger than the sum of its proper divisors (1731276625).

12113103023 is an equidigital number, since it uses as much as digits as its factorization.

12113103023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104173.

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

Adding to 12113103023 its reverse (32030131121), we get a palindrome (44143234144).

The spelling of 12113103023 in words is "twelve billion, one hundred thirteen million, one hundred three thousand, twenty-three".

Divisors: 1 7 20743 83423 145201 583961 1730443289 12113103023