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2200011012 = 2232113540809
BaseRepresentation
bin1000001100100001…
…1000000100000100
312200022201010202100
42003020120010010
514001200323022
61002145512100
7105342533163
oct20310300404
95608633670
102200011012
11a29937921
12514942630
13290a36684
1416c2813da
15cd2201ac
hex83218104

2200011012 has 36 divisors (see below), whose sum is σ = 5610362940. Its totient is φ = 726845952.

The previous prime is 2200010993. The next prime is 2200011067. The reversal of 2200011012 is 2101100022.

It can be written as a sum of positive squares in 2 ways, for example, as 734193216 + 1465817796 = 27096^2 + 38286^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a junction number, because it is equal to n+sod(n) for n = 2200010985 and 2200011003.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 266337 + ... + 274472.

It is an arithmetic number, because the mean of its divisors is an integer number (155843415).

Almost surely, 22200011012 is an apocalyptic number.

It is an amenable number.

2200011012 is an abundant number, since it is smaller than the sum of its proper divisors (3410351928).

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

2200011012 is a wasteful number, since it uses less digits than its factorization.

2200011012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540932 (or 540927 counting only the distinct ones).

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

The square root of 2200011012 is about 46904.2749864018. The cubic root of 2200011012 is about 1300.5936168649.

Adding to 2200011012 its reverse (2101100022), we get a palindrome (4301111034).

The spelling of 2200011012 in words is "two billion, two hundred million, eleven thousand, twelve".

Divisors: 1 2 3 4 6 9 12 18 36 113 226 339 452 678 1017 1356 2034 4068 540809 1081618 1622427 2163236 3244854 4867281 6489708 9734562 19469124 61111417 122222834 183334251 244445668 366668502 550002753 733337004 1100005506 2200011012