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12420113001 = 312293368623
BaseRepresentation
bin10111001000100101…
…11110001001101001
31012001120122010001020
423210102332021221
5200414022104001
65412234043053
7616532134662
oct134422761151
935046563036
1012420113001
1152a39147aa
1224a7579489
13122c1c8aba
1485b73a369
154ca5a8736
hex2e44be269

12420113001 has 8 divisors (see below), whose sum is σ = 16573630080. Its totient is φ = 8273335632.

The previous prime is 12420112997. The next prime is 12420113003. The reversal of 12420113001 is 10031102421.

12420113001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12420113001 - 22 = 12420112997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12420113003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1680625 + ... + 1687998.

It is an arithmetic number, because the mean of its divisors is an integer number (2071703760).

Almost surely, 212420113001 is an apocalyptic number.

It is an amenable number.

12420113001 is a deficient number, since it is larger than the sum of its proper divisors (4153517079).

12420113001 is a wasteful number, since it uses less digits than its factorization.

12420113001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3369855.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 12420113001 its reverse (10031102421), we get a palindrome (22451215422).

The spelling of 12420113001 in words is "twelve billion, four hundred twenty million, one hundred thirteen thousand, one".

Divisors: 1 3 1229 3687 3368623 10105869 4140037667 12420113001