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2022201132220 = 225278017363683
BaseRepresentation
bin11101011011010100100…
…101001000010010111100
321011022122200012012222101
4131123110211020102330
5231112431442212340
64144553020154444
7266046013005043
oct35332445102274
97138580165871
102022201132220
1170a679903045
12287abb098a24
13118900c78ab9
146dc3722955a
15379070dac9a
hex1d6d49484bc

2022201132220 has 24 divisors (see below), whose sum is σ = 4246649329104. Its totient is φ = 808875319296.

The previous prime is 2022201132181. The next prime is 2022201132227. The reversal of 2022201132220 is 222311022202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022201132227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5378499 + ... + 5742181.

It is an arithmetic number, because the mean of its divisors is an integer number (176943722046).

Almost surely, 22022201132220 is an apocalyptic number.

2022201132220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2022201132220 is an abundant number, since it is smaller than the sum of its proper divisors (2224448196884).

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

2022201132220 is a wasteful number, since it uses less digits than its factorization.

2022201132220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641709 (or 641707 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 2022201132220 its reverse (222311022202), we get a palindrome (2244512154422).

The spelling of 2022201132220 in words is "two trillion, twenty-two billion, two hundred one million, one hundred thirty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 278017 363683 556034 727366 1112068 1390085 1454732 1818415 2780170 3636830 5560340 7273660 101110056611 202220113222 404440226444 505550283055 1011100566110 2022201132220