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2210230020 = 223548775641
BaseRepresentation
bin1000001110111101…
…0110111100000100
312201000221022121010
42003233112330010
514011304330040
61003152522220
7105525434205
oct20357267404
95630838533
102210230020
11a34687589
12518250370
13292ba3b1b
1416d7815ac
15ce08ce80
hex83bd6f04

2210230020 has 48 divisors (see below), whose sum is σ = 6201433728. Its totient is φ = 588176640.

The previous prime is 2210229997. The next prime is 2210230031. The reversal of 2210230020 is 200320122.

2210230020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 2210229978 and 2210230005.

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, 8601 + ... + 67040.

It is an arithmetic number, because the mean of its divisors is an integer number (129196536).

Almost surely, 22210230020 is an apocalyptic number.

2210230020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2210230020 is an abundant number, since it is smaller than the sum of its proper divisors (3991203708).

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

2210230020 is a wasteful number, since it uses less digits than its factorization.

2210230020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76140 (or 76138 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2210230020 is about 47013.0834981072. The cubic root of 2210230020 is about 1302.6042508992.

Adding to 2210230020 its reverse (200320122), we get a palindrome (2410550142).

The spelling of 2210230020 in words is "two billion, two hundred ten million, two hundred thirty thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 487 974 1461 1948 2435 2922 4870 5844 7305 9740 14610 29220 75641 151282 226923 302564 378205 453846 756410 907692 1134615 1512820 2269230 4538460 36837167 73674334 110511501 147348668 184185835 221023002 368371670 442046004 552557505 736743340 1105115010 2210230020