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12423210213 = 335571164203
BaseRepresentation
bin10111001000111101…
…10010010011100101
31012001210110110121210
423210132302103211
5200420320211323
65412424302033
7616600354521
oct134436622345
935053413553
1012423210213
1152a563a787
1224a8611919
13122ca4177b
1485bd04d81
154ca9bb293
hex2e47b24e5

12423210213 has 8 divisors (see below), whose sum is σ = 16568951328. Its totient is φ = 8279804624.

The previous prime is 12423210209. The next prime is 12423210221. The reversal of 12423210213 is 31201232421.

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 12423210213 - 22 = 12423210209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12423210213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12423210223) 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, 571431 + ... + 592772.

It is an arithmetic number, because the mean of its divisors is an integer number (2071118916).

Almost surely, 212423210213 is an apocalyptic number.

It is an amenable number.

12423210213 is a deficient number, since it is larger than the sum of its proper divisors (4145741115).

12423210213 is a wasteful number, since it uses less digits than its factorization.

12423210213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1167763.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 12423210213 its reverse (31201232421), we get a palindrome (43624442634).

The spelling of 12423210213 in words is "twelve billion, four hundred twenty-three million, two hundred ten thousand, two hundred thirteen".

Divisors: 1 3 3557 10671 1164203 3492609 4141070071 12423210213