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12232312120111 = 647153112348923
BaseRepresentation
bin1011001000000000111010…
…0111100110001100101111
31121022101201212022120012011
42302000032213212030233
53100403233400320421
642003240245022051
72401520045316226
oct262001647461457
947271655276164
1012232312120111
1139967703290a6
1214568546b4927
136a966b100855
1430409320dcbd
151632cce864e1
hexb200e9e632f

12232312120111 has 8 divisors (see below), whose sum is σ = 12259221416064. Its totient is φ = 12205427526360.

The previous prime is 12232312120109. The next prime is 12232312120169. The reversal of 12232312120111 is 11102121323221.

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 not a de Polignac number, because 12232312120111 - 21 = 12232312120109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12232312120411) 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, 5183905 + ... + 7165018.

It is an arithmetic number, because the mean of its divisors is an integer number (1532402677008).

Almost surely, 212232312120111 is an apocalyptic number.

12232312120111 is a deficient number, since it is larger than the sum of its proper divisors (26909295953).

12232312120111 is a wasteful number, since it uses less digits than its factorization.

12232312120111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12351101.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 12232312120111 its reverse (11102121323221), we get a palindrome (23334433443332).

The spelling of 12232312120111 in words is "twelve trillion, two hundred thirty-two billion, three hundred twelve million, one hundred twenty thousand, one hundred eleven".

Divisors: 1 647 1531 990557 12348923 7989753181 18906201113 12232312120111