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22021202112011 = 1311373829114767
BaseRepresentation
bin1010000000111001101011…
…11011011110111000001011
32212222012120102211020112122
411000130311323132320023
510341243410220041021
6114500222310001455
74431656626346414
oct500346573367013
985865512736478
1022021202112011
117020159556443
122577a3404628b
13c3978a2a65cb
14561b9091280b
15282c4e3d5bab
hex140735edee0b

22021202112011 has 16 divisors (see below), whose sum is σ = 22209646238208. Its totient is φ = 21833072570400.

The previous prime is 22021202111999. The next prime is 22021202112031. The reversal of 22021202112011 is 11021120212022.

It is a cyclic number.

It is not a de Polignac number, because 22021202112011 - 242 = 17623155600907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22021202112031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1491236750 + ... + 1491251516.

It is an arithmetic number, because the mean of its divisors is an integer number (1388102889888).

Almost surely, 222021202112011 is an apocalyptic number.

22021202112011 is a deficient number, since it is larger than the sum of its proper divisors (188444126197).

22021202112011 is a wasteful number, since it uses less digits than its factorization.

22021202112011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24562.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22021202112011 its reverse (11021120212022), we get a palindrome (33042322324033).

The spelling of 22021202112011 in words is "twenty-two trillion, twenty-one billion, two hundred two million, one hundred twelve thousand, eleven".

Divisors: 1 131 1373 8291 14767 179863 1086121 1934477 11383543 20275091 122433197 1491244133 2656036921 16038748807 168100779481 22021202112011