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10001224233 = 32721113158591
BaseRepresentation
bin10010101000001111…
…01001001000101001
3221211000001211110100
421110013221020221
5130440303133413
64332224540013
7502561001100
oct112407511051
927730054410
1010001224233
114272480880
121b31481609
13c35028780
146ac3a1037
153d8050a73
hex2541e9229

10001224233 has 72 divisors (see below), whose sum is σ = 19742800896. Its totient is φ = 4795761600.

The previous prime is 10001224193. The next prime is 10001224241. The reversal of 10001224233 is 33242210001.

It is not a de Polignac number, because 10001224233 - 26 = 10001224169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10001224243) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 16233 + ... + 142358.

It is an arithmetic number, because the mean of its divisors is an integer number (274205568).

Almost surely, 210001224233 is an apocalyptic number.

10001224233 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

10001224233 is a deficient number, since it is larger than the sum of its proper divisors (9741576663).

10001224233 is a wasteful number, since it uses less digits than its factorization.

10001224233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158635 (or 158625 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 10001224233 its reverse (33242210001), we get a palindrome (43243434234).

The spelling of 10001224233 in words is "ten billion, one million, two hundred twenty-four thousand, two hundred thirty-three".

Divisors: 1 3 7 9 11 13 21 33 39 49 63 77 91 99 117 143 147 231 273 429 441 539 637 693 819 1001 1287 1617 1911 3003 4851 5733 7007 9009 21021 63063 158591 475773 1110137 1427319 1744501 2061683 3330411 5233503 6185049 7770959 9991233 12211507 14431781 15700509 18555147 22678513 23312877 36634521 43295343 68035539 69938631 85480549 101022467 109903563 129886029 158749591 204106617 256441647 303067401 476248773 769324941 909202203 1111247137 1428746319 3333741411 10001224233