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11222022020 = 2251151009191
BaseRepresentation
bin10100111001110001…
…00111011110000100
31001222002012210012012
422130320213132010
5140440314201040
65053314513352
7545043420236
oct123470473604
931862183165
1011222022020
1148395a2270
122212295858
13109ac22521
14786586256
1545a2e8865
hex29ce27784

11222022020 has 24 divisors (see below), whose sum is σ = 25708632768. Its totient is φ = 4080735200.

The previous prime is 11222021989. The next prime is 11222022047. The reversal of 11222022020 is 2022022211.

11222022020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11222021986 and 11222022004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25504376 + ... + 25504815.

It is an arithmetic number, because the mean of its divisors is an integer number (1071193032).

Almost surely, 211222022020 is an apocalyptic number.

11222022020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11222022020 is an abundant number, since it is smaller than the sum of its proper divisors (14486610748).

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

11222022020 is a wasteful number, since it uses less digits than its factorization.

11222022020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51009211 (or 51009209 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 11222022020 its reverse (2022022211), we get a palindrome (13244044231).

The spelling of 11222022020 in words is "eleven billion, two hundred twenty-two million, twenty-two thousand, twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 51009191 102018382 204036764 255045955 510091910 561101101 1020183820 1122202202 2244404404 2805505505 5611011010 11222022020