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12110011213 = 311273075949
BaseRepresentation
bin10110100011101000…
…00001101101001101
31011020222010022100211
423101310001231031
5144300130324323
65321355322421
7606045253066
oct132164015515
934228108324
1012110011213
115154870733
12241b750411
1311acba2011
1482c49756d
154ad25170d
hex2d1d01b4d

12110011213 has 8 divisors (see below), whose sum is σ = 12599091200. Its totient is φ = 11627083440.

The previous prime is 12110011157. The next prime is 12110011223. The reversal of 12110011213 is 31211001121.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12110011213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12110011193 and 12110011202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12110011223) 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, 1534038 + ... + 1541911.

It is an arithmetic number, because the mean of its divisors is an integer number (1574886400).

Almost surely, 212110011213 is an apocalyptic number.

It is an amenable number.

12110011213 is a deficient number, since it is larger than the sum of its proper divisors (489079987).

12110011213 is a wasteful number, since it uses less digits than its factorization.

12110011213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3076107.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 12110011213 its reverse (31211001121), we get a palindrome (43321012334).

It can be divided in two parts, 1211001121 and 3, that multiplied together give a palindrome (3633003363).

The spelling of 12110011213 in words is "twelve billion, one hundred ten million, eleven thousand, two hundred thirteen".

Divisors: 1 31 127 3937 3075949 95354419 390645523 12110011213