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12420112333 = 223178331237
BaseRepresentation
bin10111001000100101…
…11101111111001101
31012001120122002010111
423210102331333031
5200414022043313
65412234040021
7616532133016
oct134422757715
935046562114
1012420112333
1152a3914252
1224a7579011
13122c1c86c5
1485b73a00d
154ca5a843d
hex2e44bdfcd

12420112333 has 8 divisors (see below), whose sum is σ = 12483204608. Its totient is φ = 12357086544.

The previous prime is 12420112319. The next prime is 12420112343. The reversal of 12420112333 is 33321102421.

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 12420112333 - 213 = 12420104141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12420112343) 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, 381991 + ... + 413227.

It is an arithmetic number, because the mean of its divisors is an integer number (1560400576).

Almost surely, 212420112333 is an apocalyptic number.

It is an amenable number.

12420112333 is a deficient number, since it is larger than the sum of its proper divisors (63092275).

12420112333 is a wasteful number, since it uses less digits than its factorization.

12420112333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33243.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 12420112333 its reverse (33321102421), we get a palindrome (45741214754).

The spelling of 12420112333 in words is "twelve billion, four hundred twenty million, one hundred twelve thousand, three hundred thirty-three".

Divisors: 1 223 1783 31237 397609 6965851 55695571 12420112333