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12401013224 = 232367396811
BaseRepresentation
bin10111000110010100…
…00111000111101000
31012000020200202002002
423203022013013220
5200344124410344
65410312430132
7616210605335
oct134312070750
935006622062
1012401013224
115294059866
1224a10a8348
13122826c362
14858da798c
154c8a8444e
hex2e32871e8

12401013224 has 16 divisors (see below), whose sum is σ = 24262852320. Its totient is φ = 5930919280.

The previous prime is 12401013199. The next prime is 12401013259. The reversal of 12401013224 is 42231010421.

It is a junction number, because it is equal to n+sod(n) for n = 12401013196 and 12401013205.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33698222 + ... + 33698589.

It is an arithmetic number, because the mean of its divisors is an integer number (1516428270).

Almost surely, 212401013224 is an apocalyptic number.

It is an amenable number.

12401013224 is a deficient number, since it is larger than the sum of its proper divisors (11861839096).

12401013224 is a wasteful number, since it uses less digits than its factorization.

12401013224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67396840 (or 67396836 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 12401013224 its reverse (42231010421), we get a palindrome (54632023645).

The spelling of 12401013224 in words is "twelve billion, four hundred one million, thirteen thousand, two hundred twenty-four".

Divisors: 1 2 4 8 23 46 92 184 67396811 134793622 269587244 539174488 1550126653 3100253306 6200506612 12401013224