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23110100200 = 23521110504591
BaseRepresentation
bin10101100001011110…
…000010010011101000
32012122120201201200001
4111201132002103220
5334312141201300
614341105352344
71445455416265
oct254136022350
965576651601
1023110100200
11988a05a370
12458b6386b4
132243b2b005
14119338c26c
15903d0c16a
hex5617824e8

23110100200 has 48 divisors (see below), whose sum is σ = 58615623360. Its totient is φ = 8403672000.

The previous prime is 23110100147. The next prime is 23110100201. The reversal of 23110100200 is 200101132.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (23110100201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5250096 + ... + 5254495.

It is an arithmetic number, because the mean of its divisors is an integer number (1221158820).

Almost surely, 223110100200 is an apocalyptic number.

23110100200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23110100200 is an abundant number, since it is smaller than the sum of its proper divisors (35505523160).

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

23110100200 is a wasteful number, since it uses less digits than its factorization.

23110100200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10504618 (or 10504609 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 23110100200 its reverse (200101132), we get a palindrome (23310201332).

The spelling of 23110100200 in words is "twenty-three billion, one hundred ten million, one hundred thousand, two hundred".

Divisors: 1 2 4 5 8 10 11 20 22 25 40 44 50 55 88 100 110 200 220 275 440 550 1100 2200 10504591 21009182 42018364 52522955 84036728 105045910 115550501 210091820 231101002 262614775 420183640 462202004 525229550 577752505 924404008 1050459100 1155505010 2100918200 2311010020 2888762525 4622020040 5777525050 11555050100 23110100200