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11320212212020 = 225718396047957
BaseRepresentation
bin1010010010111011000100…
…1110100100100100110100
31111002012110001102110110201
42210232301032210210310
52440432243311241040
640024233402330244
72245600261111555
oct244566116444464
944065401373421
1011320212212020
113674969749268
121329b241b9984
1364165089c21a
142b1c88c4032c
151496e8551a9a
hexa4bb13a4934

11320212212020 has 48 divisors (see below), whose sum is σ = 24397718099328. Its totient is φ = 4410522139520.

The previous prime is 11320212211981. The next prime is 11320212212021. The reversal of 11320212212020 is 2021221202311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11320212212021) 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, 47906119 + ... + 48141838.

It is an arithmetic number, because the mean of its divisors is an integer number (508285793736).

Almost surely, 211320212212020 is an apocalyptic number.

11320212212020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11320212212020 is an abundant number, since it is smaller than the sum of its proper divisors (13077505887308).

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

11320212212020 is a wasteful number, since it uses less digits than its factorization.

11320212212020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96048120 (or 96048118 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 11320212212020 its reverse (2021221202311), we get a palindrome (13341433414331).

The spelling of 11320212212020 in words is "eleven trillion, three hundred twenty billion, two hundred twelve million, two hundred twelve thousand, twenty".

Divisors: 1 2 4 5 10 20 71 83 142 166 284 332 355 415 710 830 1420 1660 5893 11786 23572 29465 58930 117860 96047957 192095914 384191828 480239785 960479570 1920959140 6819404947 7971980431 13638809894 15943960862 27277619788 31887921724 34097024735 39859902155 68194049470 79719804310 136388098940 159439608620 566010610601 1132021221202 2264042442404 2830053053005 5660106106010 11320212212020