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12300231001 = 19647380579
BaseRepresentation
bin10110111010010011…
…01010000101011001
31011202020001110212011
423131021222011121
5200142324343001
65352312345521
7613545144532
oct133511520531
934666043764
1012300231001
115242183673
1224733a52a1
1312104137c6
14849851689
154becc7d51
hex2dd26a159

12300231001 has 4 divisors (see below), whose sum is σ = 12947611600. Its totient is φ = 11652850404.

The previous prime is 12300230947. The next prime is 12300231079. The reversal of 12300231001 is 10013200321.

12300231001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 12300231001 - 29 = 12300230489 is a prime.

It is a super-2 number, since 2×123002310012 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12300231091) 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 3 ways as a sum of consecutive naturals, for example, 323690271 + ... + 323690308.

It is an arithmetic number, because the mean of its divisors is an integer number (3236902900).

Almost surely, 212300231001 is an apocalyptic number.

It is an amenable number.

12300231001 is a deficient number, since it is larger than the sum of its proper divisors (647380599).

12300231001 is an equidigital number, since it uses as much as digits as its factorization.

12300231001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647380598.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 12300231001 its reverse (10013200321), we get a palindrome (22313431322).

The spelling of 12300231001 in words is "twelve billion, three hundred million, two hundred thirty-one thousand, one".

Divisors: 1 19 647380579 12300231001