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11020222212020 = 225797780568959
BaseRepresentation
bin1010000001011101100001…
…1011100010011110110100
31110000112010020022111010222
42200113120123202132310
52421023403341241040
635234341543433512
72215120244145560
oct240273033423664
943015106274128
1011020222212020
11356971716212a
12129b962155898
1361c282b62198
142a154b1826a0
151419dbbbabb5
hexa05d86e27b4

11020222212020 has 48 divisors (see below), whose sum is σ = 26475604807680. Its totient is φ = 3774494544384.

The previous prime is 11020222212019. The next prime is 11020222212047. The reversal of 11020222212020 is 2021222202011.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11020222212020.

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, 40147700 + ... + 40421259.

It is an arithmetic number, because the mean of its divisors is an integer number (551575100160).

Almost surely, 211020222212020 is an apocalyptic number.

11020222212020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11020222212020 is an abundant number, since it is smaller than the sum of its proper divisors (15455382595660).

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

11020222212020 is a wasteful number, since it uses less digits than its factorization.

11020222212020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80569952 (or 80569950 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 11020222212020 its reverse (2021222202011), we get a palindrome (13041444414031).

The spelling of 11020222212020 in words is "eleven trillion, twenty billion, two hundred twenty-two million, two hundred twelve thousand, twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 977 1954 3908 4885 6839 9770 13678 19540 27356 34195 68390 136780 80568959 161137918 322275836 402844795 563982713 805689590 1127965426 1611379180 2255930852 2819913565 5639827130 11279654260 78715872943 157431745886 314863491772 393579364715 551011110601 787158729430 1102022221202 1574317458860 2204044442404 2755055553005 5510111106010 11020222212020