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12432214111 = 89797175267
BaseRepresentation
bin10111001010000010…
…01000100001011111
31012002102101220122111
423211001020201133
5200430121322421
65413345254451
7620040035122
oct134501104137
935072356574
1012432214111
1152aa72a519
1224ab634427
131231874b15
1485d1aa3b9
154cb698ee1
hex2e504885f

12432214111 has 8 divisors (see below), whose sum is σ = 12587747760. Its totient is φ = 12277032768.

The previous prime is 12432214103. The next prime is 12432214117. The reversal of 12432214111 is 11141223421.

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 12432214111 - 23 = 12432214103 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 (12432214117) 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, 16701 + ... + 158566.

It is an arithmetic number, because the mean of its divisors is an integer number (1573468470).

Almost surely, 212432214111 is an apocalyptic number.

12432214111 is a deficient number, since it is larger than the sum of its proper divisors (155533649).

12432214111 is an equidigital number, since it uses as much as digits as its factorization.

12432214111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176153.

The product of its digits is 384, while the sum is 22.

Adding to 12432214111 its reverse (11141223421), we get a palindrome (23573437532).

The spelling of 12432214111 in words is "twelve billion, four hundred thirty-two million, two hundred fourteen thousand, one hundred eleven".

Divisors: 1 89 797 70933 175267 15598763 139687799 12432214111