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22222212210011 = 113301611996701
BaseRepresentation
bin1010000110110000000110…
…00100001001110101011011
32220200102102011210020000002
411003120003010021311123
510403042042311210021
6115132424322003215
74452334064112512
oct503300304116533
986612364706002
1022222212210011
117098429508180
1225aa991aa650b
13c52712959cb8
1456b7bcc0d679
152880b638350b
hex143603109d5b

22222212210011 has 8 divisors (see below), whose sum is σ = 24249757320048. Its totient is φ = 20195891100000.

The previous prime is 22222212209881. The next prime is 22222212210017. The reversal of 22222212210011 is 11001221222222.

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

It is not a de Polignac number, because 22222212210011 - 238 = 21947334303067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22222212210017) 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, 305962040 + ... + 306034661.

It is an arithmetic number, because the mean of its divisors is an integer number (3031219665006).

Almost surely, 222222212210011 is an apocalyptic number.

22222212210011 is a deficient number, since it is larger than the sum of its proper divisors (2027545110037).

22222212210011 is a wasteful number, since it uses less digits than its factorization.

22222212210011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612000013.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 22222212210011 its reverse (11001221222222), we get a palindrome (33223433432233).

The spelling of 22222212210011 in words is "twenty-two trillion, two hundred twenty-two billion, two hundred twelve million, two hundred ten thousand, eleven".

Divisors: 1 11 3301 36311 611996701 6731963711 2020201110001 22222212210011