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22002201211 = 1171169911059
BaseRepresentation
bin10100011111011011…
…101111001001111011
32002210101000121222011
4110133123233021323
5330030030414321
614035131310351
71406143424134
oct243733571173
962711017864
1022002201211
11937073a471
1243205ab3b7
1320c8442b93
1410ca194c8b
1588b915ae1
hex51f6ef27b

22002201211 has 8 divisors (see below), whose sum is σ = 22035944000. Its totient is φ = 21968486280.

The previous prime is 22002201181. The next prime is 22002201223. The reversal of 22002201211 is 11210220022.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 22002201211 - 27 = 22002201083 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22002201191 and 22002201200.

It is not an unprimeable number, because it can be changed into a prime (22002201251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1984000 + ... + 1995058.

It is an arithmetic number, because the mean of its divisors is an integer number (2754493000).

Almost surely, 222002201211 is an apocalyptic number.

22002201211 is a deficient number, since it is larger than the sum of its proper divisors (33742789).

22002201211 is a wasteful number, since it uses less digits than its factorization.

22002201211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13929.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22002201211 its reverse (11210220022), we get a palindrome (33212421233).

The spelling of 22002201211 in words is "twenty-two billion, two million, two hundred one thousand, two hundred eleven".

Divisors: 1 1171 1699 11059 1989529 12950089 18789241 22002201211