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12237010430 = 251809767619
BaseRepresentation
bin10110110010110000…
…11111010111111110
31011120211002112112112
423121120133113332
5200030133313210
65342133334022
7612146605151
oct133130372776
934524075475
1012237010430
11520a523067
122456197312
1312002a9998
148412b5c98
154b948ad05
hex2d961f5fe

12237010430 has 16 divisors (see below), whose sum is σ = 22028161680. Its totient is φ = 4894461312.

The previous prime is 12237010427. The next prime is 12237010453. The reversal of 12237010430 is 3401073221.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12237010396 and 12237010405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147161 + ... + 214779.

It is an arithmetic number, because the mean of its divisors is an integer number (1376760105).

Almost surely, 212237010430 is an apocalyptic number.

12237010430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12237010430 is a deficient number, since it is larger than the sum of its proper divisors (9791151250).

12237010430 is a wasteful number, since it uses less digits than its factorization.

12237010430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85723.

The product of its (nonzero) digits is 1008, while the sum is 23.

Adding to 12237010430 its reverse (3401073221), we get a palindrome (15638083651).

The spelling of 12237010430 in words is "twelve billion, two hundred thirty-seven million, ten thousand, four hundred thirty".

Divisors: 1 2 5 10 18097 36194 67619 90485 135238 180970 338095 676190 1223701043 2447402086 6118505215 12237010430