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11202110210020 = 225635149881849
BaseRepresentation
bin1010001100000011000111…
…0011001011111111100100
31110122220121022200010202111
42203000301303023333210
52432013410203210040
635454102310450404
72234216506500202
oct243006163137744
943586538603674
1011202110210020
1136298741a2134
12130b064063a04
1363347b9973c2
142aa283a00072
151465d5010dea
hexa3031ccbfe4

11202110210020 has 24 divisors (see below), whose sum is σ = 23524495155000. Its totient is φ = 4480831948032.

The previous prime is 11202110210003. The next prime is 11202110210051. The reversal of 11202110210020 is 2001201120211.

11202110210020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 489149169664 + 10712961040356 = 699392^2 + 3273066^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12262056 + ... + 13143904.

It is an arithmetic number, because the mean of its divisors is an integer number (980187298125).

Almost surely, 211202110210020 is an apocalyptic number.

11202110210020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11202110210020 is an abundant number, since it is smaller than the sum of its proper divisors (12322384944980).

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

11202110210020 is a wasteful number, since it uses less digits than its factorization.

11202110210020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1517007 (or 1517005 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11202110210020 its reverse (2001201120211), we get a palindrome (13203311330231).

The spelling of 11202110210020 in words is "eleven trillion, two hundred two billion, one hundred ten million, two hundred ten thousand, twenty".

Divisors: 1 2 4 5 10 20 635149 881849 1270298 1763698 2540596 3175745 3527396 4409245 6351490 8818490 12702980 17636980 560105510501 1120211021002 2240422042004 2800527552505 5601055105010 11202110210020