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22101311211230 = 255344992874359
BaseRepresentation
bin1010000011001110111001…
…10011011100011011011110
32220020212100101020010112102
411001213130303130123132
510344101441132224410
6115001111402005102
74440524044431506
oct501473463343336
986225311203472
1022101311211230
117051127aa9369
12258b4704a6792
13c441b5bb9774
145659cdd6aa06
15284d8c2552a5
hex1419dccdc6de

22101311211230 has 32 divisors (see below), whose sum is σ = 40623245064000. Its totient is φ = 8654404175872.

The previous prime is 22101311211209. The next prime is 22101311211253. The reversal of 22101311211230 is 3211211310122.

It is a super-2 number, since 2×221013112112302 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46199210 + ... + 46675149.

It is an arithmetic number, because the mean of its divisors is an integer number (1269476408250).

Almost surely, 222101311211230 is an apocalyptic number.

22101311211230 is a deficient number, since it is larger than the sum of its proper divisors (18521933852770).

22101311211230 is a wasteful number, since it uses less digits than its factorization.

22101311211230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92874868.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 22101311211230 its reverse (3211211310122), we get a palindrome (25312522521352).

The spelling of 22101311211230 in words is "twenty-two trillion, one hundred one billion, three hundred eleven million, two hundred eleven thousand, two hundred thirty".

Divisors: 1 2 5 10 53 106 265 449 530 898 2245 4490 23797 47594 118985 237970 92874359 185748718 464371795 928743590 4922341027 9844682054 24611705135 41700587191 49223410270 83401174382 208502935955 417005871910 2210131121123 4420262242246 11050655605615 22101311211230