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20230110220 = 2253137394373
BaseRepresentation
bin10010110101110011…
…101111110000001100
31221012212112002010111
4102311303233300030
5312412402011340
613143225245404
71314215046115
oct226563576014
957185462114
1020230110220
118641408261
123b07033864
131ba5275128
14d9caa520c
157d6071aea
hex4b5cefc0c

20230110220 has 48 divisors (see below), whose sum is σ = 42686390880. Its totient is φ = 8053433856.

The previous prime is 20230110193. The next prime is 20230110223. The reversal of 20230110220 is 2201103202.

It is a self number, because there is not a number n which added to its sum of digits gives 20230110220.

It is not an unprimeable number, because it can be changed into a prime (20230110223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4623954 + ... + 4628326.

It is an arithmetic number, because the mean of its divisors is an integer number (889299810).

Almost surely, 220230110220 is an apocalyptic number.

20230110220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20230110220 is an abundant number, since it is smaller than the sum of its proper divisors (22456280660).

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

20230110220 is a wasteful number, since it uses less digits than its factorization.

20230110220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5434 (or 5432 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 20230110220 its reverse (2201103202), we get a palindrome (22431213422).

It can be divided in two parts, 202301 and 10220, that added together give a square (212521 = 4612).

The spelling of 20230110220 in words is "twenty billion, two hundred thirty million, one hundred ten thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 313 626 739 1252 1478 1565 2956 3130 3695 4373 6260 7390 8746 14780 17492 21865 43730 87460 231307 462614 925228 1156535 1368749 2313070 2737498 3231647 4626140 5474996 6463294 6843745 12926588 13687490 16158235 27374980 32316470 64632940 1011505511 2023011022 4046022044 5057527555 10115055110 20230110220