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12225254331001 = 137367243148319
BaseRepresentation
bin1011000111100110100111…
…1100010001001001111001
31121021201111222211201122111
42301321221330101021321
53100244310102043001
642000112044052321
72401150125151465
oct261715174211171
947251458751574
1012225254331001
1139937793a3738
121455404b340a1
136a8ab4b4308a
143039c3b2d4a5
15163018554851
hexb1e69f11279

12225254331001 has 8 divisors (see below), whose sum is σ = 12348044282880. Its totient is φ = 12102950676768.

The previous prime is 12225254330999. The next prime is 12225254331011. The reversal of 12225254331001 is 10013345252221.

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 12225254331001 - 21 = 12225254330999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12225254331011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121523881 + ... + 121624438.

It is an arithmetic number, because the mean of its divisors is an integer number (1543505535360).

Almost surely, 212225254331001 is an apocalyptic number.

It is an amenable number.

12225254331001 is a deficient number, since it is larger than the sum of its proper divisors (122789951879).

12225254331001 is a wasteful number, since it uses less digits than its factorization.

12225254331001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243148823.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 12225254331001 its reverse (10013345252221), we get a palindrome (22238599583222).

The spelling of 12225254331001 in words is "twelve trillion, two hundred twenty-five billion, two hundred fifty-four million, three hundred thirty-one thousand, one".

Divisors: 1 137 367 50279 243148319 33311319703 89235433073 12225254331001