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12310202113 = 111119109283
BaseRepresentation
bin10110111011011111…
…01100011100000001
31011202220211001122121
423131233230130001
5200202402431423
65353310204241
7614025664036
oct133557543401
934686731577
1012310202113
115247874060
1224767b3681
1312124c5181
1484acc938d
154c0ae745d
hex2ddbec701

12310202113 has 4 divisors (see below), whose sum is σ = 13429311408. Its totient is φ = 11191092820.

The previous prime is 12310202111. The next prime is 12310202123. The reversal of 12310202113 is 31120201321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12310202113 - 21 = 12310202111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12310202111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 559554631 + ... + 559554652.

It is an arithmetic number, because the mean of its divisors is an integer number (3357327852).

Almost surely, 212310202113 is an apocalyptic number.

It is an amenable number.

12310202113 is a deficient number, since it is larger than the sum of its proper divisors (1119109295).

12310202113 is a wasteful number, since it uses less digits than its factorization.

12310202113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119109294.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 12310202113 its reverse (31120201321), we get a palindrome (43430403434).

The spelling of 12310202113 in words is "twelve billion, three hundred ten million, two hundred two thousand, one hundred thirteen".

Divisors: 1 11 1119109283 12310202113