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22023230120 = 2351231447263
BaseRepresentation
bin10100100000101011…
…111101001010101000
32002211211121000012122
4110200223331022220
5330100421330440
614041202130412
71406520236663
oct244053751250
962754530178
1022023230120
1193815a2831
124327650a08
1320cc8c6718
1410cccaa6da
1588d6bb7b5
hex520afd2a8

22023230120 has 32 divisors (see below), whose sum is σ = 49592632320. Its totient is φ = 8802116160.

The previous prime is 22023230111. The next prime is 22023230129. The reversal of 22023230120 is 2103232022.

It is an interprime number because it is at equal distance from previous prime (22023230111) and next prime (22023230129).

It is not an unprimeable number, because it can be changed into a prime (22023230129) 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, 174392 + ... + 272871.

It is an arithmetic number, because the mean of its divisors is an integer number (1549769760).

Almost surely, 222023230120 is an apocalyptic number.

22023230120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22023230120 is an abundant number, since it is smaller than the sum of its proper divisors (27569402200).

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

22023230120 is a wasteful number, since it uses less digits than its factorization.

22023230120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448505 (or 448501 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 22023230120 its reverse (2103232022), we get a palindrome (24126462142).

The spelling of 22023230120 in words is "twenty-two billion, twenty-three million, two hundred thirty thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 1231 2462 4924 6155 9848 12310 24620 49240 447263 894526 1789052 2236315 3578104 4472630 8945260 17890520 550580753 1101161506 2202323012 2752903765 4404646024 5505807530 11011615060 22023230120