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22103121140 = 22513949116193
BaseRepresentation
bin10100100101011100…
…101101110011110100
32010001101220220002022
4110211130231303310
5330231344334030
614053134332312
71411510300262
oct244534556364
963041826068
1022103121140
1194126aa071
12434a35a098
132113319309
1410d9745432
158956ecde5
hex52572dcf4

22103121140 has 48 divisors (see below), whose sum is σ = 46848594240. Its totient is φ = 8759224320.

The previous prime is 22103121121. The next prime is 22103121151. The reversal of 22103121140 is 4112130122.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1356884 + ... + 1373076.

It is an arithmetic number, because the mean of its divisors is an integer number (976012380).

Almost surely, 222103121140 is an apocalyptic number.

22103121140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22103121140 is an abundant number, since it is smaller than the sum of its proper divisors (24745473100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22103121140 is a wasteful number, since it uses less digits than its factorization.

22103121140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16832 (or 16830 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 22103121140 its reverse (4112130122), we get a palindrome (26215251262).

The spelling of 22103121140 in words is "twenty-two billion, one hundred three million, one hundred twenty-one thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 139 278 491 556 695 982 1390 1964 2455 2780 4910 9820 16193 32386 64772 68249 80965 136498 161930 272996 323860 341245 682490 1364980 2250827 4501654 7950763 9003308 11254135 15901526 22508270 31803052 39753815 45016540 79507630 159015260 1105156057 2210312114 4420624228 5525780285 11051560570 22103121140