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22011200205 = 351467413347
BaseRepresentation
bin10100011111111110…
…000100001011001101
32002210222221211021020
4110133332010023031
5330034331401310
614040052224353
71406313054231
oct243776041315
962728854236
1022011200205
119375826555
12432360b0b9
1320ca273c27
1410cb4585c1
1588c5e2170
hex51ff842cd

22011200205 has 8 divisors (see below), whose sum is σ = 35217920352. Its totient is φ = 11739306768.

The previous prime is 22011200201. The next prime is 22011200207. The reversal of 22011200205 is 50200211022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22011200205 - 22 = 22011200201 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15), and also a Moran number because the ratio is a prime number: 1467413347 = 22011200205 / (2 + 2 + 0 + 1 + 1 + 2 + 0 + 0 + 2 + 0 + 5).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22011200201) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 733706659 + ... + 733706688.

It is an arithmetic number, because the mean of its divisors is an integer number (4402240044).

Almost surely, 222011200205 is an apocalyptic number.

It is an amenable number.

22011200205 is a deficient number, since it is larger than the sum of its proper divisors (13206720147).

22011200205 is a wasteful number, since it uses less digits than its factorization.

22011200205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1467413355.

The product of its (nonzero) digits is 80, while the sum is 15.

Adding to 22011200205 its reverse (50200211022), we get a palindrome (72211411227).

The spelling of 22011200205 in words is "twenty-two billion, eleven million, two hundred thousand, two hundred five".

Divisors: 1 3 5 15 1467413347 4402240041 7337066735 22011200205