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2200112001 = 321779191953
BaseRepresentation
bin1000001100100011…
…0000101110000001
312200022220021021200
42003020300232001
514001212041001
61002152011413
7105343433463
oct20310605601
95608807250
102200112001
11a299a678a
12514990b69
13290a70629
1416c2aa133
15cd240086
hex83230b81

2200112001 has 48 divisors (see below), whose sum is σ = 3428904960. Its totient is φ = 1354429440.

The previous prime is 2200111997. The next prime is 2200112009. The reversal of 2200112001 is 1002110022.

It is not a de Polignac number, because 2200112001 - 22 = 2200111997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (2200112009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2308141 + ... + 2309093.

It is an arithmetic number, because the mean of its divisors is an integer number (71435520).

Almost surely, 22200112001 is an apocalyptic number.

It is an amenable number.

2200112001 is a deficient number, since it is larger than the sum of its proper divisors (1228792959).

2200112001 is a wasteful number, since it uses less digits than its factorization.

2200112001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1246 (or 1243 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 2200112001 is about 46905.3515177106. The cubic root of 2200112001 is about 1300.6135173167.

Adding to 2200112001 its reverse (1002110022), we get a palindrome (3202222023).

The spelling of 2200112001 in words is "two billion, two hundred million, one hundred twelve thousand, one".

Divisors: 1 3 9 17 51 79 153 191 237 573 711 953 1343 1719 2859 3247 4029 8577 9741 12087 15089 16201 29223 45267 48603 75287 135801 145809 182023 225861 256513 546069 677583 769539 1279879 1638207 2308617 3094391 3839637 9283173 11518911 14379817 27849519 43139451 129418353 244456889 733370667 2200112001