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1211424103230 = 2351124115232291
BaseRepresentation
bin10001101000001110100…
…000001101101100111110
311021210220020011200110220
4101220032200031230332
5124321444032300410
62324304234442210
7153344134656315
oct21501640155476
94253806150426
101211424103230
11427842362a20
12176947593366
138a3103428c3
14428c187527c
15217a2b00070
hex11a0e80db3e

1211424103230 has 64 divisors (see below), whose sum is σ = 3184889469696. Its totient is φ = 292459968000.

The previous prime is 1211424103229. The next prime is 1211424103247. The reversal of 1211424103230 is 323014241121.

It is a super-3 number, since 3×12114241032303 (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1211424103230.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7536616 + ... + 7695675.

It is an arithmetic number, because the mean of its divisors is an integer number (49763897964).

Almost surely, 21211424103230 is an apocalyptic number.

1211424103230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1211424103230 is an abundant number, since it is smaller than the sum of its proper divisors (1973465366466).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1211424103230 is a wasteful number, since it uses less digits than its factorization.

1211424103230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15232553.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1211424103230 its reverse (323014241121), we get a palindrome (1534438344351).

The spelling of 1211424103230 in words is "one trillion, two hundred eleven billion, four hundred twenty-four million, one hundred three thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 11 15 22 30 33 55 66 110 165 241 330 482 723 1205 1446 2410 2651 3615 5302 7230 7953 13255 15906 26510 39765 79530 15232291 30464582 45696873 76161455 91393746 152322910 167555201 228484365 335110402 456968730 502665603 837776005 1005331206 1675552010 2513328015 3670982131 5026656030 7341964262 11012946393 18354910655 22025892786 36709821310 40380803441 55064731965 80761606882 110129463930 121142410323 201904017205 242284820646 403808034410 605712051615 1211424103230