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12000312201 = 319297259717
BaseRepresentation
bin10110010110100011…
…00011101110001001
31010222022201000121110
423023101203232021
5144034034442301
65302440200533
7603243653643
oct131321435611
933868630543
1012000312201
1150a8955199
1223aaa69149
131193243967
1481ba9d893
154a37d30d6
hex2cb463b89

12000312201 has 16 divisors (see below), whose sum is σ = 17423323200. Its totient is φ = 7317793728.

The previous prime is 12000312197. The next prime is 12000312211. The reversal of 12000312201 is 10221300021.

12000312201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12000312201 - 22 = 12000312197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12000312211) 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 15 ways as a sum of consecutive naturals, for example, 3628206 + ... + 3631511.

It is an arithmetic number, because the mean of its divisors is an integer number (1088957700).

Almost surely, 212000312201 is an apocalyptic number.

It is an amenable number.

12000312201 is a deficient number, since it is larger than the sum of its proper divisors (5423010999).

12000312201 is a wasteful number, since it uses less digits than its factorization.

12000312201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7259768.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 12000312201 its reverse (10221300021), we get a palindrome (22221612222).

The spelling of 12000312201 in words is "twelve billion, three hundred twelve thousand, two hundred one".

Divisors: 1 3 19 29 57 87 551 1653 7259717 21779151 137934623 210531793 413803869 631595379 4000104067 12000312201