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22211330020 = 22511100960591
BaseRepresentation
bin10100101011111001…
…011111111111100100
32010022221112110202121
4110223321133333210
5330442100030040
614112001515324
71414263122125
oct245371377744
963287473677
1022211330020
119468797aa0
12437a642b44
13212c875339
141109c7204c
1589ee74c4a
hex52be5ffe4

22211330020 has 24 divisors (see below), whose sum is σ = 50884138368. Its totient is φ = 8076847200.

The previous prime is 22211330017. The next prime is 22211330041. The reversal of 22211330020 is 2003311222.

It is a junction number, because it is equal to n+sod(n) for n = 22211329976 and 22211330003.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50480076 + ... + 50480515.

It is an arithmetic number, because the mean of its divisors is an integer number (2120172432).

Almost surely, 222211330020 is an apocalyptic number.

22211330020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22211330020 is an abundant number, since it is smaller than the sum of its proper divisors (28672808348).

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

22211330020 is a wasteful number, since it uses less digits than its factorization.

22211330020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100960611 (or 100960609 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 22211330020 its reverse (2003311222), we get a palindrome (24214641242).

The spelling of 22211330020 in words is "twenty-two billion, two hundred eleven million, three hundred thirty thousand, twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 100960591 201921182 403842364 504802955 1009605910 1110566501 2019211820 2221133002 4442266004 5552832505 11105665010 22211330020